Helle Klingenberg Iversen

Helle Klingenberg Iversen

Clinical Associate Professor


  1. 2021
  2. E-pub ahead of print

    EU-Wide Cross-Sectional Observational Study of Lipid-Modifying Therapy Use in Secondary and Primary Care: the DA VINCI study

    DA VINCI study , D. V. S., 2021, (E-pub ahead of print) In: European Journal of Preventive Cardiology.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2020
  4. Published

    Characteristics and Outcomes in Patients With COVID-19 and Acute Ischemic Stroke: The Global COVID-19 Stroke Registry

    Ntaios, G., Michel, P., Georgiopoulos, G., Guo, Y., Li, W., Xiong, J., Calleja, P., Ostos, F., González-Ortega, G., Fuentes, B., Alonso de Leciñana, M., Díez-Tejedor, E., García-Madrona, S., Masjuan, J., DeFelipe, A., Turc, G., Gonçalves, B., Domigo, V., Dan, G., Vezeteu, R., Christensen, H., Christensen, Louisa Marguerite, Meden, Per, Hajdarevic, L., Rodriguez-Lopez, A., Díaz-Otero, F., García-Pastor, A., Gil-Nuñez, A., Maslias, E., Strambo, D., Werring, D. J., Chandratheva, A., Benjamin, L., Simister, R., Perry, R., Beyrouti, R., Jabbour, P., Sweid, A., Tjoumakaris, S., Cuadrado-Godia, E., Campello, A. R., Roquer, J., Moreira, T., Mazya, M. V., Bandini, F., Matz, K., Iversen, Helle Klingenberg, González-Duarte, A., Tiu, C., Ferrari, J., Vosko, M. R., Salzer, H. J. F., Lamprecht, B., Dünser, M. W., Cereda, C. W., Quintero, Á. B. C., Korompoki, E., Soriano-Navarro, E., Soto-Ramírez, L. E., Castañeda-Méndez, P. F., Bay-Sansores, D., Arauz, A., Cano-Nigenda, V., Kristoffersen, E. S., Tiainen, M., Strbian, D., Putaala, J. & Lip, G. Y. H., 2020, In: Stroke. 51, 9, p. e254-e258

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Comparison of Antiplatelet Therapies for Prevention of Patent Foramen Ovale-Associated Stroke

    Kasner, S. E., Randall, B., Andersen, G., Iversen, Helle Klingenberg, Roine, R., Sjostrand, C., Rhodes, J. F., Søndergaard, Lars & The Gore REDUCE Study Investigators, T. G. R. S. I., 2020, In: Journal of Stroke and Cerebrovascular Diseases. 29, 4, 104632.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    EARLY INTRODUCTION TO HIGH-INTENSITY INTERVAL TRAINING IN STROKE ASSOCIATES WITH SUSTAINED VIGOROUS-INTENSITY ACTIVITY AT LONG-TERM FOLLOW-UP - RESULTS FROM THE HITPALS STUDY

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Iversen, Helle Klingenberg, Christensen, T., Lambertsen, K., Klausen, T., Rostrup, E. & Kruuse, Christina Rostrup, 2020, In: International Journal of Stroke. 15, Supplement 1, p. 132 00477 / #2449.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  7. Published

    Intravenous alteplase for stroke with unknown time of onset guided by advanced imaging: systematic review and meta-analysis of individual patient data

    Thomalla, G., Boutitie, F., Ma, H., Koga, M., Ringleb, P., Schwamm, L. H., Wu, O., Bendszus, M., Bladin, C. F., Campbell, B. C. V., Cheng, B., Churilov, L., Ebinger, M., Endres, M., Fiebach, J. B., Fukuda-Doi, M., Inoue, M., Kleinig, T. J., Latour, L. L., Lemmens, R., Levi, C. R., Leys, D., Miwa, K., Molina, C. A., Muir, K. W., Nighoghossian, N., Parsons, M. W., Pedraza, S., Schellinger, P. D., Schwab, S., Simonsen, C. Z., Song, S. S., Thijs, V., Toni, D., Hsu, C. Y., Wahlgren, N., Aegidius, K., Christensen, Hanne Krarup, Iversen, Helle Klingenberg, Kemmling, Andre, Khan, U., Marstrand, Jacob Rørbech, Meden, Per, Møller, A., Truelsen, Thomas Clement, van Hooff, Robbert-Jan Roderick, Vestergaard, K., Anderson, C., Chang, W. H., Steiner, Thorsten & Evaluation of unknown Onset Stroke thrombolysis trials (EOS) investigators , E. O. U. O. S. T. T. (. I., 2020, In: The Lancet. 396, 10262, p. 1574-1584 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Lemierre's syndrome with stroke and stenosis of the internal carotid artery suggesting focal vasculitis

    Rahimi, D., Langkilde, Annika Reynberg, Iversen, Helle Klingenberg & Truelsen, Thomas Clement, 2020, In: Journal of the Neurological Sciences. 409, 2 p., 116632.

    Research output: Contribution to journalLetterResearchpeer-review

  9. Published

    Quantitative Signal Intensity in Fluid-Attenuated Inversion Recovery and Treatment Effect in the WAKE-UP Trial

    Cheng, B., Boutitie, F., Nickel, A., Wouters, A., Cho, T., Ebinger, M., Endres, M., Fiebach, J. B., Fiehler, J., Galinovic, I., Puig, J., Thijs, V., Lemmens, R., Muir, K. W., Nighoghossian, N., Pedraza, S., Simonsen, C. Z., Gerloff, C., Thomalla, G., WAKE-UP (Efficacy and Safety of MRI-Based Thrombolysis inWake-Up Stroke Trial) investigators and administrative staff are as follows:, W. (. A. S. O. M. T. I. S. T. I. A. A. S. A. A. F., Thomalla, G., Gerloff, C., Golsari, A., Marstrand, Jacob Rørbech, Ægidius, K. L., Meden, Per, Iversen, Helle Klingenberg, Gorriz, D., Oberndorfer, S. & Prohaska, E., 2020, In: Stroke. 51, 1, p. 209-215

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Review on motor imagery based BCI systems for upper limb post-stroke neurorehabilitation: From designing to application

    Khan, M. A., Das, R., Iversen, Helle Klingenberg & Puthusserypady, S., 2020, In: Computers in Biology and Medicine. 123, 103843.

    Research output: Contribution to journalReviewResearchpeer-review

  11. Published

    Safety and efficacy of intravenous thrombolysis in stroke patients on prior antiplatelet therapy in the WAKE-UP trial

    Frey, B. M., Boutitie, F., Cheng, B., Cho, T., Ebinger, M., Endres, M., Fiebach, J. B., Fiehler, J., Ford, I., Galinovic, I., Königsberg, A., Puig, J., Roy, P., Wouters, A., Magnus, T., Thijs, V., Lemmens, R., Muir, K. W., Nighoghossian, N., Pedraza, S., Simonsen, C. Z., Gerloff, C., Thomalla, G., WAKE-UP Investigators, W. I., Thomalla, G., Gerloff, C., Golsari, A., Iversen, Helle Klingenberg, Truelsen, Thomas Clement, Gorriz, D., Oberndorfer, S. & Prohaska, E., 2020, In: Neurological research and practice. 2, 9 p., 40.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    SiPP (Stroke in Pregnancy and Postpartum): A prospective, observational, international, multicentre study on pathophysiological mechanisms, clinical profile, management and outcome of cerebrovascular diseases in pregnant and postpartum women

    Lorenzano, S., Kremer, C., Pavlovic, A., Jovanovic, D. R., Sandset, E. C., Christensen, H., Bushnell, C., Arsovska, A., Sprigg, N., Roffe, C., Ijäs, P., Gdovinova, Z., Alexandrov, A., Zedde, M., Tassi, R., Acciaresi, M., Lantz, M., Sunnerhagen, K., Zarkov, M., Rantanen, K., Perren, F., Iversen, Helle Klingenberg, Kruuse, Christina Rostrup, Slowik, A., Palazzo, P., Korv, J., Fromm, A., Lovrencic-Huzjan, A., Korompoki, E., Fonseca, A. C., Gall, S. L., Brunner, F., Caso, V., Sacco, S. & for the SiPP Trial Investigators and ESO-WISE Group, F. T. S. T. I. A. E. G., 2020, In: European Stroke Journal. 5, 2, p. 193-203 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. 2019
  14. Published

    Acute endovascular reperfusion treatment in patients with ischaemic stroke and large-vessel occlusion (Denmark 2011-2017)

    Truelsen, Thomas Clement, Hansen, K., Andersen, G., Sørensen, L., Madsen, C., Diaz, A., Stavngaard, T., Hundborg, H. H., Højgaard, J., Hjort, N., Iversen, Helle Klingenberg, Johnsen, S. P. & Simonsen, C. Z., Aug 2019, In: European Journal of Neurology. 26, 8, p. 1044-1050 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    An Efficient Multi-Class MI Based BCI Scheme Using Statistical Fusion Techniques of Classifiers

    Lopez, P. S., Iversen, Helle Klingenberg & Puthusserypady, S., 2019, Proceedings of the TENCON 2019: Technology, Knowledge, and Society. IEEE, p. 378-382 8929345. (IEEE Region 10 Annual International Conference, Proceedings/TENCON, Vol. 2019-October).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  16. Published

    An exploratory investigation of the effect of naturalistic light on depression, anxiety, and cognitive outcomes in stroke patients during admission for rehabilitation: A randomized controlled trial

    West, A., Simonsen, S. A., Zielinski, A., Cyril, N., Schønsted, M., Jennum, Poul, Sander, B. & Iversen, Helle Klingenberg, 2019, In: NeuroRehabilitation. 44, 3, p. 341-351

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    An exploratory investigation of the effect of naturalistic light on fatigue and subjective sleep quality in stroke patients admitted for rehabilitation: A randomized controlled trial

    West, A., Simonsen, S. A., Jennum, Poul, Cyril Hansen, N., Schønsted, M., Zielinski, A., Sander, B. & Iversen, Helle Klingenberg, 2019, In: NeuroRehabilitation. 45, 2, p. 187-200

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Brain Computer Interface for Neuro-rehabilitation With Deep Learning Classification and Virtual Reality Feedback

    Karácsony, T., Hansen, J. P., Iversen, Helle Klingenberg & Puthusserypady, S., 2019, Augmented Human International Conference (AH2019). Association for Computing Machinery, p. 1-8

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  19. Published

    Call for human contact and support: an interview study exploring patients’ experiences with inpatient stroke rehabilitation and their perception of nurses’ and nurse assistants’ roles and functions

    Loft, M. I., Martinsen Woythal, B., Esbensen, Bente Appel, Mathiesen, L. L., Iversen, Helle Klingenberg & Poulsen, I., 2019, In: Disability and Rehabilitation. 41, 4, p. 396-404

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Effect of Home-Based High-Intensity Interval Training in Patients With Lacunar Stroke: A Randomized Controlled Trial

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Iversen, Helle Klingenberg, Christensen, T., Lambertsen, K. L., Rehman, S., Klausen, T. W., Rostrup, E. & Kruuse, Christina Rostrup, 2019, In: Frontiers in Neurology. 10, 15 p., 664.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Multiple Soluble Components of the Glycocalyx Are Increased in Patient Plasma After Ischemic Stroke

    Dellavalle, B., Hasseldam, Henrik, Johansen, F. F., Iversen, Helle Klingenberg, Rungby, Jørgen & Hempel, C., 2019, In: Stroke. 50, 10, p. 2948-2951 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Self-Reported Physical Activity and Cardiovascular Disease Risk Factors in Patients with Lacunar Stroke

    Krawcyk, R. S., Vinther, A., Petersen, Nicolas Caesar, Faber, Jens, Rehman, S., Iversen, Helle Klingenberg, Christensen, T. & Kruuse, Christina Rostrup, 2019, In: Journal of Stroke & Cerebrovascular Diseases. 28, 8, p. 2168-2176 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Statin treatment before stroke reduces pro-inflammatory cytokine levels after stroke

    Schultz, N. E. Ø., Hasseldam, Henrik, Rasmussen, Rune Skovgaard, Vindegaard, N., McWilliam, O., Iversen, Helle Klingenberg & Johansen, F. F., 2019, In: Neurological Research. 41, 4, p. 289-297 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Strengthening nursing role and functions in stroke rehabilitation 24/7: A mixed-methods study assessing the feasibility and acceptability of an educational intervention programme

    Loft, M. I., Poulsen, I., Martinsen, B., Mathiesen, L. L., Iversen, Helle Klingenberg & Esbensen, Bente Appel, 2019, In: Nursing Open. 6, 1, p. 162-174

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    The Effects of Naturalistic Light on Diurnal Plasma Melatonin and Serum Cortisol Levels in Stroke Patients during Admission for Rehabilitation: A Randomized Controlled Trial

    West, A. S., Sennels, H. P., Simonsen, S. A., Schønsted, M., Zielinski, A. H., Hansen, N. C., Jennum, Poul, Sander, B., Wolfram, F. & Iversen, Helle Klingenberg, 2019, In: International Journal of Medical Sciences. 16, 1, p. 125-134 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. 2018
  27. Published

    A Deep Learning MI - EEG Classification Model for BCIs

    Dose, H., Moller, J. S., Puthusserypady, S. & Iversen, Helle Klingenberg, 2018, 2018 26th European Signal Processing Conference (EUSIPCO). IEEE, p. 1676-1679 4 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  28. Published

    An adaptive CSP filter to investigate user independence in a 3-class MI-BCI paradigm

    Costa, A. P., Møller, J. S., Iversen, Helle Klingenberg & Puthusserypady, S., 2018, In: Computers in Biology and Medicine. 103, p. 24-33 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    An end-to-end deep learning approach to MI-EEG signal classification for BCIs

    Dose, H., Møller, J. S., Iversen, Helle Klingenberg & Puthusserypady, S., 2018, In: Expert Systems with Applications. 114, p. 532-542 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Assessing low-frequency oscillations in cerebrovascular diseases and related conditions with near-infrared spectroscopy: A plausible method for evaluating cerebral autoregulation?

    Andersen, A. V., Simonsen, S. A., Schytz, Henrik Winther & Iversen, Helle Klingenberg, 2018, In: Neurophotonics. 5, 3, 14 p., 030901.

    Research output: Contribution to journalReviewResearchpeer-review

  31. Published

    Characterization of Recurrent Strokes With and Without Patent Foramen Ovale Closure

    Kasner, S. E., Kase, C. S., Turan, T. N., Rowley, H. A., Andersen, G., Iversen, Helle Klingenberg, Roine, R. O., Messé, S. R., Volpi, J., Søndergaard, Lars, Rhodes, J. F., Sjöstrand, C. & REDUCE Study Investigators, R. S. I., 2018, In: Journal of the American College of Cardiology. 72, 20, p. 2542-2544 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Impaired cerebrovascular reactivity in obstructive sleep apnea: a case-control study

    Ponsaing, L. B., Lindberg, U., Rostrup, E., Iversen, Helle Klingenberg, Larsson, Henrik Bo Wiberg & Jennum, Poul, 2018, In: Sleep Medicine. 43, p. 7-13

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Motor Imagery based Brain Computer Interface Paradigm for Upper Limb Stroke Rehabilitation

    Petersen, J., Iversen, Helle Klingenberg & Puthusserypady, S., 2018, 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2018. IEEE, p. 1960-1963 4 p. 8512615. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, Vol. 2018-July).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  34. Published

    Neuroregeneration and Vascular Protection by Citalopram in Acute Ischemic Stroke (TALOS): A Randomized Controlled Study

    Kraglund, K. L., Mortensen, J. K., Damsbo, A. G., Modrau, B., Simonsen, S. A., Iversen, Helle Klingenberg, Madsen, M., Grove, E. L., Johnsen, S. P. & Andersen, G., 2018, In: Stroke. 49, 11, p. 2568-2576

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Nursing staffs self-perceived outcome from a rehabilitation 24/7 educational programme: a mixed-methods study in stroke care

    Loft, M. I., Esbensen, Bente Appel, Kirk, K., Pedersen, L., Martinsen, B., Iversen, Helle Klingenberg, Mathiesen, L. L. & Poulsen, I., 2018, In: BMC Nursing. 17, 13 p., 17.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Practice patterns and outcomes after stroke across countries at different economic levels (INTERSTROKE): an international observational study

    Langhorne, P., O'Donnell, M. J., Chin, S. L., Zhang, H., Xavier, D., Avezum, A., Mathur, N., Turner, M., MacLeod, M. J., Lopez-Jaramillo, P., Damasceno, A., Hankey, G. J., Dans, A. L., Elsayed, A., Mondo, C., Wasay, M., Czlonkowska, A., Weimar, C., Yusufali, A. H., Hussain, F. A., Lisheng, L., Diener, H., Ryglewicz, D., Pogosova, N., Iqbal, R., Diaz, R., Yusoff, K., Oguz, A., Wang, X., Penaherrera, E., Lanas, F., Ogah, O. S., Ogunniyi, A., Iversen, Helle Klingenberg, Malaga, G., Rumboldt, Z., Magazi, D., Nilanont, Y., Rosengren, A., Oveisgharan, S., Yusuf, S. & INTERSTROKE collaborators, I. C., 2018, In: Lancet Oncology. 391, 10134, p. 2019-2027 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Rivaroxaban for Stroke Prevention after Embolic Stroke of Undetermined Source

    NAVIGATE ESUS Investigators, N. E. I., Amarenco, P., Ameriso, S. F., Arauzo, A., Andersen, G., Christensen, H., Christensen, T., Damgaard, D., Iversen, Helle Klingenberg, Hansen, C. K., Kruuse, Christina Rostrup, Martinussen, M., Modrau, B., Murtuzova, A., Ovesen, C., Papina, M., Svaneborg, N., Von Weitzel-Mudersbach, P., Xiong, W., Zhang, C. & Zweifler, R., 2018, In: The New England Journal of Medicine. 378, 23, p. 2191-2201

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Screening with doppler ultrasound for carotid artery stenosis in patients with stroke or transient ischaemic attack

    Kristensen, T., Hovind, P., Iversen, Helle Klingenberg & Andersen, U. B., 2018, In: Clinical Physiology and Functional Imaging. 38, 4, p. 617-621 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    The feasibility of cross-sector videoconferences in discharge planning among stroke patients: a mixed-methods study scrutinising patient and staff perspectives

    Rosenkranz, S. H., Falster, A. A., Carstensen, T. S., Mathiesen, L. L., Iversen, Helle Klingenberg & Kimby, C. K., 2018, In: International Journal of Telemedicine and Clinical Practices. 3, 1, 44.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. 2017
  41. Published

    Nurses' and nurse assistants' beliefs, attitudes and actions related to role and function in an inpatient stroke rehabilitation unit-A qualitative study

    Loft, M. I., Poulsen, I., Esbensen, Bente Appel, Iversen, Helle Klingenberg, Mathiesen, L. L. & Martinsen, B., Dec 2017, In: Journal of Clinical Nursing. 26, 23-24, p. 4905-4914 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Do communication strategies change after training in Supported Conversation for People with Aphasia (SCA)?

    Jensen, Lise Randrup, Andresen, C., Feddersen, S., Iversen, Helle Klingenberg, Norup, A. & Forchhammer, B., 15 Jun 2017.

    Research output: Contribution to conferencePosterResearch

  43. Published

    Brain capillary transit time heterogeneity in healthy volunteers measured by dynamic contrast-enhanced T1-weighted perfusion MRI

    Larsson, Henrik Bo Wiberg, Vestergaard, M. B., Lindberg, U., Iversen, Helle Klingenberg & Cramer, S. P., Jun 2017, In: Journal of Magnetic Resonance Imaging. 45, 6, p. 1809-1820 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Answer to "On the importance of polysomnography after stroke"

    Ponsaing, L. B., Iversen, Helle Klingenberg & Jennum, Poul, May 2017, In: Sleep and Breathing. 21, 2, p. 485

    Research output: Contribution to journalComment/debateResearchpeer-review

  45. Published

    Polysomnographic indicators of mortality in stroke patients

    Ponsaing, L. B., Iversen, Helle Klingenberg & Jennum, Poul, May 2017, In: Sleep and Breathing. 21, 2, p. 235-242 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Can pelvic floor muscle training improve quality of life in men with mild to moderate post‑stroke and lower urinary tract symptoms?

    Tibaek, S., Gard, G., Dehlendorff, C., Iversen, Helle Klingenberg, Biering-Sørensen, Fin & Jensen, Rigmor Højland, 2017, In: European Journal of Physical and Rehabilitation Medicine. 53, 3, p. 416-425

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. Published

    Impact of naturalistic lighting on hospitalized stroke patients in a rehabilitation unit: Design and measurement

    West, A., Jennum, Poul, Simonsen, S. A., Sander, B., Pavlova, M. & Iversen, Helle Klingenberg, 2017, In: Chronobiology International. 34, 6, p. 687-697 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Is Pelvic Floor Muscle Training Effective for Men With Poststroke Lower Urinary Tract Symptoms? A Single-Blinded Randomized, Controlled Trial

    Tibaek, S., Gard, G., Dehlendorff, Christian, Iversen, Helle Klingenberg, Biering-Sørensen, Fin & Jensen, Rigmor Højland, 2017, In: American Journal of Men's Health. 11, 5, p. 1460-1471 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Lower Urinary Tract Symptoms, Erectile Dysfunction, and Quality of Life in Poststroke Men: A Controlled Cross-Sectional Study

    Tibaek, S., Gard, G., Dehlendorff, C., Iversen, Helle Klingenberg, Biering-Sørensen, Fin & Jensen, Rigmor Højland, 2017, In: American Journal of Men's Health. 11, 3, p. 748-756

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    P2Y12 Receptor Antagonist, Clopidogrel, Does Not Contribute to Risk of Osteoporotic Fractures in Stroke Patients

    Jørgensen, Niklas Rye, Schwarz, Peter, Iversen, Helle Klingenberg & Vestergaard, P., 2017, In: Frontiers in Pharmacology. 8, 8 p., 821.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    Patent Foramen Ovale Closure or Antiplatelet Therapy for Cryptogenic Stroke

    Søndergaard, Lars, Kasner, S. E., Rhodes, J. F., Andersen, G., Iversen, Helle Klingenberg, Nielsen-Kudsk, J. E., Settergren, M., Sjöstrand, C., Roine, R. O., Hildick-Smith, D., Spence, J. D., Thomassen, L. & Gore REDUCE Clinical Study Investigators, G. R. C. S. I., 2017, In: New England Journal of Medicine. 377, 11, p. 1033-1042

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published

    Strengthening the role and functions of nursing staff in inpatient stroke rehabilitation: developing a complex intervention using the Behaviour Change Wheel

    Loft, M. I., Martinsen, B., Esbensen, Bente Appel, Mathiesen, L. L., Iversen, Helle Klingenberg & Poulsen, I., 2017, In: International Journal of Qualitative Studies on Health and Well-Being. 12, 1, 15 p., 1392218.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    Treatment diary for botulinum toxin spasticity treatment: a pilot study

    Biering-Sørensen, B., Iversen, Helle Klingenberg, Frederiksen, I. M. S., Vilhelmsen, J. R. & Biering-Sørensen, Fin, 2017, In: International Journal of Rehabilitation Research. 40, 2, p. 175-184

    Research output: Contribution to journalLetterResearchpeer-review

  54. 2016
  55. Published

    Global and regional effects of potentially modifiable risk factors associated with acute stroke in 32 countries (INTERSTROKE): a case-control study

    O'Donnell, M. J., Chin, S. L., Rangarajan, S., Xavier, D., Liu, L., Zhang, H., Rao-Melacini, P., Zhang, X., Pais, P., Agapay, S., Lopez-Jaramillo, P., Damasceno, A., Langhorne, P., McQueen, M. J., Rosengren, A., Dehghan, M., Hankey, G. J., Dans, A. L., Elsayed, A., Avezum, A., Mondo, C., Diener, H., Ryglewicz, D., Czlonkowska, A., Pogosova, N., Weimar, C., Iqbal, R., Diaz, R., Yusoff, K., Yusufali, A., Oguz, A., Wang, X., Penaherrera, E., Lanas, F., Ogah, O. S., Ogunniyi, A., Iversen, Helle Klingenberg, Malaga, G., Rumboldt, Z., Oveisgharan, S., Al Hussain, F., Magazi, D., Nilanont, Y., Ferguson, J., Pare, G., Yusuf, S. & INTERSTROKE investigators, I. I., 20 Aug 2016, In: The Lancet. 388, 10046, p. 761-75 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Medical dispatchers recognise substantial amount of acute stroke during emergency calls

    Viereck, S., Møller, T. P., Iversen, Helle Klingenberg, Christensen, H. & Lippert, Freddy, 7 Jul 2016, In: Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine. 24, 7 p., 89.

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    Pharyngeal Electrical Stimulation for Treatment of Dysphagia in Subacute Stroke: A Randomized Controlled Trial

    Bath, P. M. W., Scutt, P., Love, J., Clavé, P., Cohen, D., Dziewas, R., Iversen, Helle Klingenberg, Ledl, C., Ragab, S., Soda, H., Warusevitane, A., Woisard, V., Hamdy, S. & Swallowing Treatment Using Pharyngeal Electrical Stimulation (STEPS) Trial Investigators, S. T. U. P. E. S. (. T. I., Jun 2016, In: Stroke. 47, 6, p. 1562-1570 + tillæg 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  58. Published

    Supported Conversation for hospital staff: A questionnaire study of self-evaluated outcome

    Forchhammer, H. B., Løvholt, A. P., Mathiesen, L. L., Iversen, Helle Klingenberg, Larsen, L. S. L., Norup, A. & Jensen, Lise Randrup, 12 May 2016.

    Research output: Contribution to conferencePosterResearchpeer-review

  59. Published

    Mortality and use of psychotropic medication in patients with stroke: a population-wide, register-based study

    Jennum, Poul, Baandrup, Lone, Iversen, Helle Klingenberg, Ibsen, R. & Kjellberg, J., 8 Mar 2016, In: B M J Open. 6, 3, 7 p., e010662.

    Research output: Contribution to journalJournal articleResearchpeer-review

  60. Published

    Sleep apnea diagnosis varies with the hypopnea criteria applied

    Ponsaing, L. B., Iversen, Helle Klingenberg & Jennum, Poul, Mar 2016, In: Sleep and Breathing. 20, 1, p. 219-26 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Thrombolysis in acute ischemic stroke is associated with lower long-term hospital bed day use: A nationwide propensity score-matched follow-up study

    Terkelsen, T., Schmitz, M. L., Simonsen, C. Z., Hundborg, H. H., Christensen, Hanne Krarup, Gyllenborg, J., Sandal, B. F., Iversen, Helle Klingenberg, Madsen, C., Rasmussen, M., Vestergaard, K., Andersen, G. & Johnsen, S. P., 2016, In: International Journal of Stroke. 11, 8, p. 910-916 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. 2015
  63. Published

    Phosphodiesterase4D (PDE4D)--A risk factor for atrial fibrillation and stroke?

    Jørgensen, C., Yasmeen, S., Iversen, Helle Klingenberg & Kruuse, Christina Rostrup, 15 Dec 2015, In: Journal of the Neurological Sciences. 359, 1-2, p. 266-74 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. Published

    Causes of Death Data in the Global Burden of Disease Estimates for Ischemic and Hemorrhagic Stroke

    Truelsen, T., Krarup, L., Iversen, Helle Klingenberg, Mensah, G. A., Feigin, V. L., Sposato, L. A. & Naghavi, M., Oct 2015, In: Neuroepidemiology. 45, 3, p. 152-60 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    Effect of motion artifacts and their correction on near-infrared spectroscopy oscillation data: a study in healthy subjects and stroke patients

    Selb, J., Yücel, M. A., Phillip, D., Schytz, Henrik Winther, Iversen, Helle Klingenberg, Vangel, M., dlt446, dlt446 & Boas, D. A., May 2015, In: Journal of Biomedical Optics. 20, 5, 56011.

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. Published

    RAAS and stress markers in acute ischemic stroke: preliminary findings

    Back, C., Thiesen, K. L., Olsen, K. S., Edvinsson, Lars, Jensen, L. T., Larsen, V. A. & Iversen, Helle Klingenberg, Feb 2015, In: Acta Neurologica Scandinavica. 131, 2, p. 132-139 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. Published

    Cost of stroke: a controlled national study evaluating societal effects on patients and their partners

    Jennum, Poul, Iversen, Helle Klingenberg, Ibsen, R. & Kjellberg, J., 2015, In: BMC Health Services Research. 15, p. 1-10 10 p., 466.

    Research output: Contribution to journalJournal articleResearchpeer-review

  68. Published

    Implementation of supported conversation for communication between nursing staff and in-hospital patients with aphasia

    Jensen, Lise Randrup, Løvholt, A. P., Sørensen, I., Blüdnikow, A., Iversen, Helle Klingenberg, Hougaard, A., Mathiesen, L. L. & Forchhammer, H. B., 2015, In: Aphasiology. 29, 1, p. 57-80 24 p., 3.

    Research output: Contribution to journalJournal articleResearchpeer-review

  69. Published

    The effect of pelvic floor muscle training on sexual function in men with lower urinary tract symptoms after stroke

    Tibaek, S., Gard, G., Dehlendorff, C., Iversen, Helle Klingenberg, Erdal, J., Biering-Sørensen, Fin, Dorey, G. & Jensen, R., 2015, In: Topics in Stroke Rehabilitation. 22, 3, p. 185-93 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  70. 2014
  71. Published

    Acute Ischemic Stroke and Long-Term Outcome After Thrombolysis: Nationwide Propensity Score–Matched Follow-Up Study

    Schmitz, M. L., Simonsen, C. Z., Hundborg, H., Christensen, H., Ellemann, K., Geisler, K., Iversen, Helle Klingenberg, Madsen, C., Rasmussen, M., Vestergaard, K., Andersen, G. & Johnsen, S. P., Oct 2014, In: Stroke. 45, 10, p. 3070-3072 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  72. Published

    Apopleksi i 2013: i Danmark og internationalt

    Christensen, H. & Iversen, Helle Klingenberg, 2 Jun 2014, In: Ugeskrift for Laeger. 176, 11A, p. 1 1 p.

    Research output: Contribution to journalJournal articleCommunication

  73. Published

    Acute headache and persistent headache attributed to cervical artery dissection: Field testing of ICHD-III beta

    Schytz, H. W., dlt446, dlt446, Magyari, M., Larsen, V. A., Olesen, Jes & Iversen, Helle Klingenberg, 2014, In: Cephalalgia : an international journal of headache. 34, 9, p. 712-716 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  74. Published

    Automatic quality classification of entire electrocardiographic recordings obtained with a novel patch type recorder

    Saadi, D. B., Hoppe, K., Egstrup, K., Jennum, Poul, Iversen, Helle Klingenberg, Jeppesen, Jørgen & Sorensen, H. B. D., 2014, In: Proceedings of the International Conference of the IEEE Engineering in Medicine and Biology Society . 2014, p. 5639-5642 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. Published

    Evaluation of pre-hospital transport time of stroke patients to thrombolytic treatment

    Simonsen, S., Andresen, M., Michelsen, L., Viereck, S., Lippert, Freddy & Iversen, Helle Klingenberg, 2014, In: Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine. 22, 1, p. 1-5 5 p., 65.

    Research output: Contribution to journalJournal articleResearchpeer-review

  76. Published

    Nyt redskab til kommunikation med afasiramte

    Mathiesen, L. L., Forchhammer, B., Iversen, Helle Klingenberg & Jensen, Lise Randrup, 2014, In: Sygeplejersken. 11, p. 66-69 4 p.

    Research output: Contribution to journalJournal articleCommunication

  77. Published

    Registration of acute stroke: validity in the Danish Stroke Registry and the Danish National Registry of Patients

    Wildenschild, C., Mehnert, F., Thomsen, R. W., Iversen, Helle Klingenberg, Vestergaard, K., Ingeman, A. & Johnsen, S. P., 2014, In: Clinical Epidemiology. 6, p. 27-36 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  78. Published

    Spontaneous Low Frequency Oscillations in Acute Ischemic Stroke – A Near Infrared Spectroscopy (NIRS) Study

    Phillip, D., Schytz, H. W., Iversen, Helle Klingenberg, Selb, J., Boas, D. A. & dlt446, dlt446, 2014, In: Journal of Neurology & Neurophysiology. 5, 6, p. 1-5 5 p., 1000241.

    Research output: Contribution to journalJournal articleResearchpeer-review

  79. 2013
  80. Published

    Edoxaban versus warfarin in patients with atrial fibrillation

    Giugliano, R. P., Ruff, C. T., Braunwald, E., Murphy, S. A., Wiviott, S. D., Halperin, J. L., Waldo, A. L., Ezekowitz, M. D., Weitz, J. I., Špinar, J., Ruzyllo, W., Ruda, M., Koretsune, Y., Betcher, J., Shi, M., Grip, L. T., Patel, S. P., Patel, I., Hanyok, J. J., Mercuri, M., Antman, E. M., ENGAGE AF-TIMI 48 Investigators, E. A. 4. I. & Iversen, Helle Klingenberg, 28 Nov 2013, In: New England Journal of Medicine. 369, 22, p. 2093-104 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  81. Published

    Retinal angiographic blood flowmetry is reduced in the ocular ischaemic syndrome

    Hansen, G. L., Kofoed, P. K., Munch, I. C., Sillesen, Henrik, Jensen, L. P., Iversen, Helle Klingenberg & Larsen, Michael, Oct 2013, In: Danish Medical Bulletin (Online). 60, 10, p. 1-5 5 p., A4716.

    Research output: Contribution to journalJournal articleResearchpeer-review

  82. Published

    Altered low frequency oscillations of cortical vessels in patients with cerebrovascular occlusive disease – a NIRS study

    Phillip, D., Iversen, Helle Klingenberg, Schytz, Henrik Winther, Selb, J., Boas, D. A. & dlt446, dlt446, 2013, In: Frontiers in Neurology. 4, Dec, p. 1-6 6 p., 204.

    Research output: Contribution to journalJournal articleResearchpeer-review

  83. Published

    Cone pathway function in relation to asymmetric carotid artery stenosis: correlation to blood pressure

    Kofoed, P. K., Munch, I. C., Holfort, S. K., Sillesen, Henrik, Jensen, L. P., Iversen, Helle Klingenberg & Larsen, Michael, 2013, In: Acta Ophthalmologica. 91, 8, p. 728-732 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  84. Published

    Registration of acute stroke: validity in the Danish Stroke Registry and the Danish National Registry of Patients

    Wildenschild, C., Mehnert, F., Thomsen, R. W., Iversen, Helle Klingenberg, Vestergaard, K., Ingeman, A. & Johnsen, S. P., 2013, In: Clinical Epidemiology. 6, p. 27-36 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  85. Published

    Søvnrelaterede sygdomme ved apopleksi

    Iversen, Helle Klingenberg & Jennum, Poul, 2013, Søvn. Jennum, P. (ed.). Kbh.: Munksgaard , p. 175-180 5 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  86. Published

    To nye metoder til etablering af sammenhængende patientforløb: Relationel koordinering samt InterProfessionel Læring og Samarbejde

    Jørgensen, P. E., Holtzmann, J. S., Lundbak, T. & Iversen, Helle Klingenberg, 2013, In: Bibliotek for Laeger. 205, 3, p. 266-279 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Published

    Undervisning af personale styrker inddragelse af afasiramte patienter

    Forchhammer, B., Jensen, Lise Randrup, Iversen, Helle Klingenberg, Mathiesen, L. L., Løvholt, A. P. & Sørensen, I. R., 2013, In: Apopleksi : medlemsblad. 1, p. 12-14 3 p.

    Research output: Contribution to journalJournal articleCommunication

  88. 2012
  89. Published

    Multiple brain metastases - current management and perspectives for treatment with electrochemotherapy

    Linnert, M., Iversen, Helle Klingenberg & Gehl, Julie, Dec 2012, In: Radiology and Oncology. 46, 4, p. 271-8 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  90. Published

    Low frequency oscillations in cephalic vessels assessed by near infrared spectroscopy

    Phillip, D., Schytz, Henrik Winther, Selb, J., Payne, S., Iversen, Helle Klingenberg, Skovgaard, Lene Theil, Boas, D. A. & dlt446, dlt446, Nov 2012, In: European Journal of Clinical Investigation. 42, 11, p. 1180-8 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  91. Published

    Vorapaxar in the secondary prevention of atherothrombotic events

    Morrow, D. A., Braunwald, E., Bonaca, M. P., Ameriso, S. F., Dalby, A. J., Fish, M. P., Fox, K. A. A., Lipka, L. J., Liu, X., Nicolau, J. C., Ophuis, A. J. O., Paolasso, E., Scirica, B. M., Spinar, J., Theroux, P., Wiviott, S. D., Strony, J., Murphy, S. A., TRA 2P–TIMI 50 Steering Committee and Investigators, T. 2. 5. S. C. A. I. & Iversen, Helle Klingenberg, 12 Apr 2012, In: New England Journal of Medicine. 366, 15, p. 1404-13 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  92. Published

    A systematic comparison of motion artifact correction techniques for functional near-infrared spectroscopy

    Cooper, R. J., Selb, J., Gagnon, L., Phillip, D., Schytz, Henrik Winther, Iversen, Helle Klingenberg, dlt446, dlt446 & Boas, D. A., 2012, In: Frontiers in Neuroscience. 6, p. 147

    Research output: Contribution to journalJournal articleResearchpeer-review

  93. 2011
  94. Published

    Thrombolysis outcomes in acute ischemic stroke patients with prior stroke and diabetes mellitus

    Mishra, N. K., Ahmed, N., Davalos, A., Iversen, Helle Klingenberg, Melo, T., Soinne, L., Wahlgren, N., Lees, K. R. & SITS and VISTA collaborators, S. A. V. C., 22 Nov 2011, In: Neurology. 77, 21, p. 1866-72 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  95. Published

    Hemiplegic migraine aura begins with cerebral hypoperfusion: imaging in the acute phase

    Hansen, J. M., Schytz, Henrik Winther, Larsen, V. A., Iversen, Helle Klingenberg & dlt446, dlt446, Sep 2011, In: Headache Online. 51, 8, p. 1289-96 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  96. Published

    Preclinical validation of electrochemotherapy as an effective treatment for brain tumors

    Agerholm-Larsen, B., Iversen, Helle Klingenberg, Ibsen, Per Holger, Moller, J. M., Mahmood, F., Jensen, K. S., Gehl, Julie & Møller, J. M., 1 Jun 2011, In: Cancer Research. 71, 11, p. 3753-62 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  97. Published

    Diffusion-weighted MRI for verification of electroporation-based treatments

    Mahmood, F., Hansen, R. H., Agerholm-Larsen, B., Jensen, K. S., Iversen, Helle Klingenberg & Gehl, Julie, 1 Apr 2011, In: Journal of Membrane Biology. 240, 3, p. 131-8 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  98. Published

    Is well-being associated with lower urinary tract symptoms in patients with stroke?

    Tibaek, S., Dehlendorff, C., Iversen, Helle Klingenberg, Klarskov, P., Gard, G. & Jensen, Rigmor Højland, 1 Mar 2011, In: Scandinavian Journal of Urology and Nephrology. 45, 2, p. 134-42 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Is well-being associated with lower urinary tract symptoms in patients with stroke?

    Tibaek, S., Dehlendorff, Christian, Iversen, Helle Klingenberg, Klarskov, P., Gard, G. & Jensen, Rigmor Højland, Mar 2011, In: Scandinavian Journal of Urology and Nephrology. 45, 2, p. 134-42 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  100. Published

    The angiotensin-receptor blocker candesartan for treatment of acute stroke (SCAST): a randomised, placebo-controlled, double-blind trial

    Sandset, E. C., Bath, P. M. W., Boysen, G., Jatuzis, D., Kõrv, J., Lüders, S., Murray, G. D., Richter, P. S., Roine, R. O., Terént, A., Thijs, V., Berge, E., SCAST Study Group, S. S. G. & Iversen, Helle Klingenberg, 26 Feb 2011, In: Lancet. 377, 9767, p. 741-50 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  101. Published

    Spontaneous low-frequency oscillations in cerebral vessels: applications in carotid artery disease and ischemic stroke

    Schytz, Henrik Winther, Hansson, A., Phillip, D., Selb, J., Boas, D. A., Iversen, Helle Klingenberg & dlt446, dlt446, 2011, In: Journal of Stroke & Cerebrovascular Diseases. 19, 6, p. 465-74 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  102. 2010
  103. Published

    Angiotensin receptor blockade in acute stroke. The Scandinavian Candesartan Acute Stroke Trial: rationale, methods and design of a multicentre, randomised- and placebo-controlled clinical trial (NCT00120003)

    Sandset, E. C., Murray, G., Boysen, G., Jatuzis, D., Kõrv, J., Lüders, S., Richter, P. S., Roine, R. O., Terént, A., Thijs, V., Berge, E., SCAST Study Group, S. S. G. & Iversen, Helle Klingenberg, Oct 2010, In: International journal of stroke : official journal of the International Stroke Society. 5, 5, p. 423-7 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  104. Published

    Spontaneous low-frequency oscillations in cerebral vessels: applications in carotid artery disease and ischemic stroke

    Schytz, Henrik Winther, Hansson, A., Phillip, D., Selb, J., Boas, D. A., Iversen, Helle Klingenberg & dlt446, dlt446, 25 Sep 2010, In: Journal of Stroke & Cerebrovascular Diseases. 19, 6, p. 465-74 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  105. Published

    Nitroglycerin provocation in normal subjects is not a useful human migraine model?

    Tvedskov, Jesper Filtenborg, Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Aug 2010, In: Cephalalgia : an international journal of headache. 30, 8, p. 928-32 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  106. Published

    Risk factors for ischaemic and intracerebral haemorrhagic stroke in 22 countries (the INTERSTROKE study): a case-control study

    O'Donnell, M. J., Xavier, D., Liu, L., Zhang, H., Chin, S. L., Rao-Melacini, P., Rangarajan, S., Islam, S., Pais, P., McQueen, M. J., Mondo, C., Damasceno, A., Lopez-Jaramillo, P., Hankey, G. J., Dans, A. L., Yusoff, K., Truelsen, Thomas Clement, Diener, H., Sacco, R. L., Ryglewicz, D., Czlonkowska, A., Weimar, C., Wang, X., Yusuf, S., INTERSTROKE investigators, I. I. & Iversen, Helle Klingenberg, 10 Jul 2010, In: Lancet. 376, 9735, p. 112-23 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  107. Published

    Time to treatment with intravenous alteplase and outcome in stroke: an updated pooled analysis of ECASS, ATLANTIS, NINDS, and EPITHET trials

    Lees, K. R., Bluhmki, E., von Kummer, R., Brott, T. G., Toni, D., Grotta, J. C., Albers, G. W., Kaste, M., Marler, J. R., Hamilton, S. A., Tilley, B. C., Davis, S. M., Donnan, G. A., Hacke, W., Allen, K., Mau, J., Meier, D., del Zoppo, G., De Silva, D. A., Butcher, K. S., Parsons, M. W., Barber, P. A., Levi, C., Bladin, C., Byrnes, G., ECASS, ATLANTIS, NINDS and EPITHET rt-PA Study Group, E. A. N. A. E. R. S. G. & Iversen, Helle Klingenberg, 15 May 2010, In: Lancet. 375, 9727, p. 1695-703 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  108. Published

    Calcitonin gene-related peptide (CGRP) levels during glyceryl trinitrate (GTN)-induced headache in healthy volunteers

    Kruuse, Christina Rostrup, Iversen, Helle Klingenberg, Jansen-Olesen, I., Edvinsson, Lars & Olesen, Jes, Apr 2010, In: Cephalalgia : an international journal of headache. 30, 4, p. 467-74 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  109. Published

    No effect of pure oxygen inhalation on headache induced by glyceryl trinitrate

    Daugaard, D., Tfelt-Hansen, P., Thomsen, L. L., Iversen, Helle Klingenberg & Olesen, Jes, 2010, In: Journal of Headache and Pain. 11, 2, p. 93-95 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  110. 2009
  111. Published

    Effect of telmisartan on functional outcome, recurrence, and blood pressure in patients with acute mild ischemic stroke: a PRoFESS subgroup analysis

    Bath, P. M. W., Martin, R. H., Palesch, Y., Cotton, D., Yusuf, S., Sacco, R., Diener, H., Toni, D., Estol, C., Roberts, R., Iversen, Helle Klingenberg & PRoFESS Study Group, P. S. G., 1 Nov 2009, In: Stroke. 40, 11, p. 3541-6 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  112. Published

    Prednisolone reduces nitric oxide-induced migraine

    Tfelt-Hansen, P., Daugaard, D., Lassen, L. H., Iversen, Helle Klingenberg & Olesen, Jes, Oct 2009, In: European journal of neurology : the official journal of the European Federation of Neurological Societies. 16, 10, p. 1106-11 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  113. Published

    High cardiovascular event rates in patients with asymptomatic carotid stenosis: the REACH Registry

    Aichner, F. T., Topakian, R., Alberts, M. J., Bhatt, D. L., Haring, H., Hill, M. D., Montalescot, G., Goto, S., Touzé, E., Mas, J., Steg, P. G., Röther, J., Iversen, Helle Klingenberg & REACH Registry Investigators, R. R. I., 1 Aug 2009, In: European Journal of Neurology. 16, 8, p. 902-8 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  114. Published

    Baseline blood pressure, low- and high-density lipoproteins, and triglycerides and the risk of vascular events in the Stroke Prevention by Aggressive Reduction in Cholesterol Levels (SPARCL) trial

    Amarenco, P., Goldstein, L. B., Callahan, A., Sillesen, Henrik, Hennerici, M. G., O'Neill, B. J., Rudolph, A. E., Simunovic, L., Zivin, J. A., Welch, K. M. A., Iversen, Helle Klingenberg & SPARCL Investigators, S. I., 1 Jun 2009, In: Atherosclerosis. 204, 2, p. 515-520 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  115. Published

    Cardiovascular risk factor control and outcomes in peripheral artery disease patients in the Reduction of Atherothrombosis for Continued Health (REACH) Registry

    Cacoub, P. P., Abola, M. T. B., Baumgartner, I., Bhatt, D. L., Creager, M. A., Liau, C., Goto, S., Röther, J., Steg, P. G., Hirsch, A. T., Iversen, Helle Klingenberg & REACH Registry Investigators, R. R. I., 1 Jun 2009, In: Atherosclerosis. 204, 2, p. e86-92

    Research output: Contribution to journalJournal articleResearchpeer-review

  116. Published

    Behandling af akut iskaemisk apopleksi

    Andersen, G., Krieger, D. W. & Iversen, Helle Klingenberg, 23 Mar 2009, In: Ugeskrift for Laeger. 171, 13, p. 1094

    Research output: Contribution to journalJournal articleCommunication

  117. Published

    Lack of effect of norepinephrine on cranial haemodynamics and headache in healthy volunteers

    Lindholt, M., Petersen, K. A., Tvedskov, Jesper Filtenborg, Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Mar 2009, In: Cephalalgia : an international journal of headache. 29, 3, p. 384-7 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  118. Published

    Are activity limitations associated with lower urinary tract symptoms in stroke patients? A cross-sectional, clinical survey

    Tibaek, S., Gard, G., Klarskov, P., Iversen, Helle Klingenberg, Dehlendorff, C., Jensen, Rigmor Højland, Tibæk, S., Gard, G., Klarskov, P., Iversen, H. K., Dehlendorff, C. & Jensen, Rigmor Højland, 2009, In: Scandinavian Journal of Urology and Nephrology. 43, 5, p. 383-9 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  119. Published

    Assymetry of temporal artery diameters during spontaneous attacks of cluster headache

    Nielsen, T. H., Tfelt-Hansen, P. & Iversen, Helle Klingenberg, 2009, In: Headache. 49, 3, p. 383-5 2 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  120. Published

    Behandling af akut iskaemisk apopleksi

    Andersen, G., Krieger, D. W., Iversen, Helle Klingenberg & Krieger, D. W., 2009, In: Ugeskrift for læger. 171, 13, p. 1094

    Research output: Contribution to journalLetterResearchpeer-review

  121. Published

    Delayed migraine-like headache in healthy volunteers after a combination of acetazolamide and glyceryl trinitrate

    Daugaard, D., Thomsen, L. L., Iversen, Helle Klingenberg, Olesen, Jes & Thomsen, L. L., 2009, In: Cephalalgia. 29, 12, p. 1294-1300 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  122. 2008
  123. Published

    Patients' perceptions of the benefits and problems of using the ActiGait implanted drop-foot stimulator

    Burridge, J. H., Haugland, M., Larsen, B., Svaneborg, N., Iversen, Helle Klingenberg, Christensen, P. B., Pickering, R. M. & Sinkjaer, T., Nov 2008, In: Journal of Rehabilitation Medicine. 40, 10, p. 873-5 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  124. Published

    Effects of aspirin plus extended-release dipyridamole versus clopidogrel and telmisartan on disability and cognitive function after recurrent stroke in patients with ischaemic stroke in the Prevention Regimen for Effectively Avoiding Second Strokes (PRoFESS) trial: a double-blind, active and placebo-controlled study

    Diener, H., Sacco, R. L., Yusuf, S., Cotton, D., Ounpuu, S., Lawton, W. A., Palesch, Y., Martin, R. H., Albers, G. W., Bath, P., Bornstein, N., Chan, B. P. L., Chen, S., Cunha, L., Dahlöf, B., De Keyser, J., Donnan, G. A., Estol, C., Gorelick, P., Gu, V., Hermansson, K., Hilbrich, L., Kaste, M., Lu, C., Machnig, T., Pais, P., Roberts, R., Skvortsova, V., Teal, P., Toni, D., VanderMaelen, C., Voigt, T., Weber, M., Yoon, B., Prevention Regimen for Effectively Avoiding Second Strokes (PRoFESS) study group, P. R. F. E. A. S. S. (. S. G. & Iversen, Helle Klingenberg, Oct 2008, In: Lancet Neurology. 7, 10, p. 875-84 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  125. Published

    Thrombolysis with alteplase 3 to 4.5 hours after acute ischemic stroke

    Hacke, W., Kaste, M., Bluhmki, E., Brozman, M., Dávalos, A., Guidetti, D., Larrue, V., Lees, K. R., Medeghri, Z., Machnig, T., Schneider, D., von Kummer, R., Wahlgren, N., Toni, D., ECASS Investigators, E. I. & Iversen, Helle Klingenberg, 25 Sep 2008, In: New England Journal of Medicine. 359, 13, p. 1317-29 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  126. Published

    Aspirin and extended-release dipyridamole versus clopidogrel for recurrent stroke

    Sacco, R. L., Diener, H., Yusuf, S., Cotton, D., Ounpuu, S., Lawton, W. A., Palesch, Y., Martin, R. H., Albers, G. W., Bath, P., Bornstein, N., Chan, B. P. L., Chen, S., Cunha, L., Dahlöf, B., De Keyser, J., Donnan, G. A., Estol, C., Gorelick, P., Gu, V., Hermansson, K., Hilbrich, L., Kaste, M., Lu, C., Machnig, T., Pais, P., Roberts, R., Skvortsova, V., Teal, P., Toni, D., Vandermaelen, C., Voigt, T., Weber, M., Yoon, B., PRoFESS Study Group, P. S. G. & Iversen, Helle Klingenberg, 18 Sep 2008, In: New England Journal of Medicine. 359, 12, p. 1238-51 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  127. Published

    Telmisartan to prevent recurrent stroke and cardiovascular events

    Yusuf, S., Diener, H., Sacco, R. L., Cotton, D., Ounpuu, S., Lawton, W. A., Palesch, Y., Martin, R. H., Albers, G. W., Bath, P., Bornstein, N., Chan, B. P. L., Chen, S., Cunha, L., Dahlöf, B., De Keyser, J., Donnan, G. A., Estol, C., Gorelick, P., Gu, V., Hermansson, K., Hilbrich, L., Kaste, M., Lu, C., Machnig, T., Pais, P., Roberts, R., Skvortsova, V., Teal, P., Toni, D., VanderMaelen, C., Voigt, T., Weber, M., Yoon, B., PRoFESS Study Group, P. S. G. & Iversen, Helle Klingenberg, 18 Sep 2008, In: New England Journal of Medicine. 359, 12, p. 1225-37 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  128. Published

    Nitric oxide-induced headache may arise from extracerebral arteries as judged from tolerance to isosorbide-5-mononitrate

    Christiansen, I., Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Aug 2008, In: Journal of Headache and Pain. 9, 4, p. 215-20 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  129. Published

    Intracranial hemodynamics during intravenous infusion of glyceryl trinitrate

    Iversen, Helle Klingenberg, Holm, Søren, Friberg, L. & Tfelt-Hansen, P., Jun 2008, In: Journal of Headache and Pain. 9, 3, p. 177-80 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  130. Published

    Involvement of calcitonin gene-related peptide in migraine: regional cerebral blood flow and blood flow velocity in migraine patients

    Lassen, L. H., Jacobsen, V. B., Haderslev, P. A., Sperling, B., Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Jun 2008, In: Journal of Headache and Pain. 9, 3, p. 151-7 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  131. Published

    Efficacy and safety of recombinant activated factor VII for acute intracerebral hemorrhage

    Mayer, S. A., Brun, N. C., Begtrup, K., Broderick, J., Davis, S., Diringer, M. N., Skolnick, B. E., Steiner, T., FAST Trial Investigators, F. T. I. & Iversen, Helle Klingenberg, 15 May 2008, In: New England Journal of Medicine. 358, 20, p. 2127-37 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  132. Published

    Etisk debat om behandlingen af malignt arteria cerebri media-infarkt

    Andersen, G., Sørensen, J. C., Vestergård, K., Modrau, B., Sørensen, P. & Iversen, Helle Klingenberg, 7 Apr 2008, In: Ugeskrift for Laeger. 170, 15, p. 1262; author reply 1263

    Research output: Contribution to journalJournal articleCommunication

  133. Published

    Prevalence of lower urinary tract symptoms (LUTS) in stroke patients: a cross-sectional, clinical survey

    Tibaek, S., Gard, G., Klarskov, P., Iversen, Helle Klingenberg, Dehlendorff, C. & Jensen, Rigmor Højland, 1 Jan 2008, In: Neurourology and Urodynamics. 27, 8, p. 763-71 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  134. Published

    Prevalence of lower urinary tract symptoms (LUTS) in stroke patients: a cross-sectional, clinical survey

    Tibaek, S., Gard, G., Klarskov, P., Iversen, Helle Klingenberg, Dehlendorff, Christian & Jensen, Rigmor Højland, 2008, In: Neurourology and Urodynamics. 27, 8, p. 763-71 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  135. 2007
  136. Published

    Trombolyse ved iskaemisk apopleksi

    Modrau, B., Vestergaard, K., Iversen, Helle Klingenberg, Homburg, A. F., Boysen, G. & Andersen, G., 1 Oct 2007, In: Ugeskrift for Laeger. 169, 40, p. 3383-5 3 p.

    Research output: Contribution to journalJournal articleCommunication

  137. Published

    Phase II trial to evaluate the ActiGait implanted drop-foot stimulator in established hemiplegia

    Burridge, J. H., Haugland, M., Larsen, B., Pickering, R. M., Svaneborg, N., Iversen, Helle Klingenberg, Christensen, P. B., Haase, J., Brennum, J. & Sinkjaer, T., Apr 2007, In: Journal of Rehabilitation Medicine. Supplement. 39, 3, p. 212-8 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  138. 2006
  139. Published

    Dipyridamole may induce migraine in patients with migraine without aura

    Kruuse, Christina Rostrup, Lassen, L. H., Iversen, Helle Klingenberg, Oestergaard, S. & Olesen, Jes, Aug 2006, In: Cephalalgia : an international journal of headache. 26, 8, p. 925-33 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  140. Published

    Triptaner i migraenebehandlingen. En oversigt baseret pa tre Cochrane-reviews

    Tfelt-Hansen, P. & Iversen, Helle Klingenberg, 8 May 2006, In: Ugeskrift for Laeger. 168, 19, p. 1850-3 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  141. Published

    The Danish Prostatic Symptom Score (DAN-PSS-1) questionnaire is reliable in stroke patients

    Tibaek, S., Jensen, Rigmor Højland, Klarskov, P., Iversen, Helle Klingenberg & Gard, G., 2006, In: Neurourology and Urodynamics. 25, 4, p. 319-23 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  142. 2005
  143. Published

    No increase of calcitonin gene-related peptide in jugular blood during migraine

    Tvedskov, J., Lipka, K., dlt446, dlt446, Iversen, Helle Klingenberg, Schifter, S. & Olesen, Jes, 1 Oct 2005, In: Annals of Neurology. 58, 4, p. 561-8 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  144. 2004
  145. Published

    The effect of propranolol on glyceryltrinitrate-induced headache and arterial response

    Tvedskov, J., Thomsen, L. L., Thomsen, L. L., Iversen, Helle Klingenberg, Williams, P., Gibson, A., Jenkins, K., Peck, R. & Olesen, Jes, 1 Dec 2004, In: Cephalalgia. 24, 12, p. 1076-87 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  146. Published

    A double-blind study of SB-220453 (Tonerbasat) in the glyceryltrinitrate (GTN) model of migraine

    Tvedskov, J. F., Iversen, Helle Klingenberg & Olesen, Jes, 1 Oct 2004, In: Cephalalgia. 24, 10, p. 875-82 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  147. Published

    The prophylactic effect of valproate on glyceryltrinitrate induced migraine

    Tvedskov, J. F., Thomsen, L. L., Iversen, Helle Klingenberg, Gibson, A., Wiliams, P. & Olesen, Jes, 1 Jul 2004, In: Cephalalgia. 24, 7, p. 576-85 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  148. 2003
  149. Published

    The effect of nitric oxide synthase inhibition on histamine induced headache and arterial dilatation in migraineurs

    Lassen, L. H., Christiansen, I., Iversen, Helle Klingenberg, Jansen-Olesen, I. & Olesen, Jes, Nov 2003, In: Cephalalgia : an international journal of headache. 23, 9, p. 877-86 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  150. 2002
  151. Published

    CGRP may play a causative role in migraine

    Lassen, L. H., Haderslev, P. A., Jacobsen, V. B., Iversen, Helle Klingenberg, Sperling, B. & Olesen, Jes, Feb 2002, In: Cephalalgia : an international journal of headache. 22, 1, p. 54-61 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  152. 2001
  153. Published

    Human migraine models

    Iversen, Helle Klingenberg, Sep 2001, In: Cephalalgia : an international journal of headache. 21, 7, p. 781-5 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  154. Published

    Apopleksibehandling--et samarbejde mellem neurologisk og geriatrisk afdeling. Dansk Selskab for Geriatri

    Mortensen, T. M., Iversen, Helle Klingenberg, Pedersen, K. D., Hansen, F. R. & Andersen, A. R., 19 Mar 2001, In: Ugeskrift for Laeger. 163, 12, p. 1695

    Research output: Contribution to journalJournal articleCommunication

  155. 2000
  156. Published

    Headache characteristics during the development of tolerance to nitrates: pathophysiological implications

    Christiansen, I., Iversen, Helle Klingenberg & Olesen, Jes, Jun 2000, In: Cephalalgia : an international journal of headache. 20, 5, p. 437-44 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  157. Published

    Induction of nitrate tolerance is not a useful treatment in cluster headache

    Christiansen, I., Iversen, Helle Klingenberg & Olesen, Jes, Jun 2000, In: Cephalalgia : an international journal of headache. 20, 5, p. 445-54 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  158. 1997
  159. Published

    Effekten af nitrogenoxiddonoren glyceryltrinitrat på humane smertetaerskler for tryk

    Thomsen, L. L., Brennum, J., Iversen, Helle Klingenberg & Olesen, Jes, 21 Jul 1997, In: Ugeskrift for Laeger. 159, 30, p. 4645-8 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  160. 1996
  161. Published

    Headache induced by a nitric oxide donor (nitroglycerin) responds to sumatriptan. A human model for development of migraine drugs

    Iversen, Helle Klingenberg & Olesen, Jes, Oct 1996, In: Cephalalgia : an international journal of headache. 16, 6, p. 412-8 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  162. Published

    Effect of a nitric oxide donor (glyceryl trinitrate) on nociceptive thresholds in man

    Thomsen, L. L., Brennum, J., Iversen, Helle Klingenberg & Olesen, Jes, May 1996, In: Cephalalgia : an international journal of headache. 16, 3, p. 169-74 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  163. Published

    Histamine-1 receptor blockade does not prevent nitroglycerin induced migraine. Support for the NO-hypothesis of migraine

    Lassen, L. H., Thomsen, L. L., Kruuse, Christina Rostrup, Iversen, Helle Klingenberg & Olesen, Jes, 1996, In: European Journal of Clinical Pharmacology. 49, 5, p. 335-9 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  164. 1995
  165. Published

    Transcranial Doppler and cardiovascular responses during cardiovascular autonomic tests in migraineurs during and outside attacks

    Thomsen, L. L., Iversen, Helle Klingenberg, Boesen, F. & Olesen, Jes, Oct 1995, In: Brain. 118 ( Pt 5), p. 1319-27 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  166. Published

    Increased cerebrovascular pCO2 reactivity in migraine with aura--a transcranial Doppler study during hyperventilation

    Thomsen, L. L., Iversen, Helle Klingenberg & Olesen, Jes, Jun 1995, In: Cephalalgia : an international journal of headache. 15, 3, p. 211-5 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  167. Published

    Cerebral blood flow velocities are reduced during attacks of unilateral migraine without aura

    Thomsen, L. L., Iversen, Helle Klingenberg & Olesen, Jes, Apr 1995, In: Cephalalgia : an international journal of headache. 15, 2, p. 109-16 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  168. Published

    Reduced arterial diameter during static exercise in humans

    Olesen, H. L., Mitchell, J. H., Friedman, D. B., Iversen, Helle Klingenberg & Secher, N. H., Apr 1995, In: Acta Physiologica Scandinavica. 153, 4, p. 335-41 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  169. Published

    Arterial diameter during central volume depletion in humans

    Iversen, Helle Klingenberg, Madsen, P., Matzen, S. & Secher, N. H., 1995, In: European Journal of Applied Physiology and Occupational Physiology. 72, 1-2, p. 165-9 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  170. Published

    Experimental headache in humans

    Iversen, Helle Klingenberg, 1995, In: Cephalalgia : an international journal of headache. 15, 4, p. 281-7 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  171. Published

    Venous plasma levels of endothelin-1 are not altered immediately after nitroglycerin infusion in healthy subjects

    Thomsen, L. L., Iversen, Helle Klingenberg, Emmeluth, C. & Bie, P., 1995, In: European Journal of Clinical Pharmacology. 48, 2, p. 139-42 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  172. 1994
  173. Published

    Nitroglycerin-induced headache is not dependent on histamine release: support for a direct nociceptive action of nitric oxide

    Iversen, Helle Klingenberg & Olesen, Jes, Dec 1994, In: Cephalalgia : an international journal of headache. 14, 6, p. 437-42 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  174. Published

    A nitric oxide donor (nitroglycerin) triggers genuine migraine attacks

    Thomsen, L. L., Kruuse, Christina Rostrup, Iversen, Helle Klingenberg & Olesen, Jes, Sep 1994, In: European journal of neurology : the official journal of the European Federation of Neurological Societies. 1, 1, p. 73-80 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  175. Published

    Interictal "patchy" regional cerebral blood flow patterns in migraine patients. A single photon emission computerized tomographic study

    Friberg, L., Olesen, Jes, Iversen, Helle Klingenberg, Nicolic, I., Sperling, B., Lassen, N. A., Olsen, T. S. & Tfelt-Hansen, P., Sep 1994, In: European journal of neurology : the official journal of the European Federation of Neurological Societies. 1, 1, p. 35-43 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  176. Published

    CO2 measurements during transcranial Doppler examinations in headache patients: methodological considerations

    Thomsen, L. L. & Iversen, Helle Klingenberg, Jun 1994, In: Cephalalgia : an international journal of headache. 14, 3, p. 245-7 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  177. Published

    Nitric oxide is a key molecule in migraine and other vascular headaches

    Olesen, Jes, Thomsen, L. L. & Iversen, Helle Klingenberg, May 1994, In: Trends in Pharmacological Sciences. 15, 5, p. 149-53 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  178. Published

    Improved description of the migraine aura by a diagnostic aura diary

    Russell, M. B., Iversen, Helle Klingenberg & Olesen, Jes, Apr 1994, In: Cephalalgia : an international journal of headache. 14, 2, p. 107-17 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  179. Published

    Altered peripheral vasodilator profile of nitroglycerin during long-term infusion of N-acetylcysteine

    Boesgaard, S., Iversen, Helle Klingenberg, Wroblewski, H., Poulsen, Henrik Enghusen, Frandsen, H., Kastrup, J. & Aldershvile, J., Jan 1994, In: American College of Cardiology. Symposia. 23, 1, p. 163-9 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  180. 1993
  181. Published

    Arterial supersensitivity to nitric oxide (nitroglycerin) in migraine sufferers

    Thomsen, L. L., Iversen, Helle Klingenberg, Brinck, T. A. & Olesen, Jes, Dec 1993, In: Cephalalgia : an international journal of headache. 13, 6, p. 395-9; discussion 376

    Research output: Contribution to journalJournal articleResearchpeer-review

  182. Published

    Experimental and biological variation of three-dimensional transcranial Doppler measurements

    Thomsen, L. L. & Iversen, Helle Klingenberg, Dec 1993, In: Journal of Applied Physiology. 75, 6, p. 2805-10 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  183. Published

    Effect of serotonin receptor blockade on endocrine and cardiovascular responses to head-up tilt in humans

    Matzen, S., Secher, N. H., Knigge, U., Pawelczyk, J., Perko, G., Iversen, H., Bach, F. W., Warberg, J. & Iversen, Helle Klingenberg, Oct 1993, In: Acta Physiologica Scandinavica. 149, 2, p. 163-76 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  184. Published

    Nitric oxide supersensitivity: a possible molecular mechanism of migraine pain

    Olesen, Jes, Iversen, Helle Klingenberg & Thomsen, L. L., Aug 1993, In: NeuroReport. 4, 8, p. 1027-30 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  185. Published

    Central venous oxygen saturation during hypovolaemic shock in humans

    Madsen, P., Iversen, H., Secher, N. H. & Iversen, Helle Klingenberg, Feb 1993, In: Scandinavian Journal of Clinical and Laboratory Investigation. Supplement. 53, 1, p. 67-72 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  186. Published

    Lack of tolerance of headache and radial artery diameter during a 7 hour intravenous infusion of nitroglycerin

    Iversen, Helle Klingenberg, Nielsen, T. H., Tfelt-Hansen, P. & Olesen, Jes, 1993, In: European Journal of Clinical Pharmacology. 44, 1, p. 47-50 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  187. Published

    Small arteries can be accurately studied in vivo, using high frequency ultrasound

    Nielsen, T. H., Iversen, Helle Klingenberg, Tfelt-Hansen, P. & Olesen, Jes, 1993, In: Ultrasound in Medicine & Biology. 19, 9, p. 717-25 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  188. 1992
  189. Published

    Presentation of a new instrument: the diagnostic headache diary

    Russell, M. B., Rasmussen, B. K., Brennum, J., Iversen, Helle Klingenberg, Jensen, Rigmor Højland & Olesen, Jes, Dec 1992, In: Cephalalgia : an international journal of headache. 12, 6, p. 369-74 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  190. Published

    Sumatriptan (Imigran) til patienter med hemiplegisk migraene?

    Thomsen, L. L., Iversen, Helle Klingenberg & Olesen, Jes, 10 Aug 1992, In: Ugeskrift for Laeger. 154, 33, p. 2271

    Research output: Contribution to journalJournal articleCommunication

  191. Published

    N-acetylcysteine enhances nitroglycerin-induced headache and cranial arterial responses

    Iversen, Helle Klingenberg, Aug 1992, In: Clinical Pharmacology and Therapeutics. 52, 2, p. 125-33 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  192. Published

    Dose-dependent headache response and dilatation of limb and extracranial arteries after three doses of 5-isosorbide-mononitrate

    Iversen, Helle Klingenberg, Nielsen, T. H., Garre, K., Tfelt-Hansen, P. & Olesen, Jes, 1992, In: European Journal of Clinical Pharmacology. 42, 1, p. 31-5 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  193. 1991
  194. Published

    Flunarizine versus metoprolol in migraine prophylaxis: a double-blind, randomized parallel group study of efficacy and tolerability

    Sørensen, Per Soelberg, Larsen, B. H., Rasmussen, M. J., Kinge, E., Alslev, T., Nøhr, P., Pedersen, K. K., Schrøder, P., Lademann, A. & Iversen, Helle Klingenberg, Nov 1991, In: Headache Online. 31, 10, p. 650-7 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  195. Published

    Migraine pain associated with middle cerebral artery dilatation: reversal by sumatriptan

    Friberg, L., Olesen, Jes, Iversen, Helle Klingenberg & Sperling, B., 6 Jul 1991, In: Lancet. 338, 8758, p. 13-7 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  196. 1990
  197. Published

    Timing and topography of cerebral blood flow, aura, and headache during migraine attacks

    Olesen, Jes, Friberg, L., Olsen, T. S., Iversen, Helle Klingenberg, Lassen, N. A., Andersen, A. R. & Karle, A., Dec 1990, In: Annals of Neurology. 28, 6, p. 791-8 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  198. Published

    Arterial responses during migraine headache

    Iversen, Helle Klingenberg, Nielsen, T. H., Olesen, Jes & Tfelt-Hansen, P., 6 Oct 1990, In: Lancet. 336, 8719, p. 837-9 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  199. Published

    Clinical characteristics of migraine and episodic tension-type headache in relation to old and new diagnostic criteria

    Iversen, Helle Klingenberg, Langemark, M., Andersson, P. G., Hansen, P. E. & Olesen, Jes, Jul 1990, In: Headache Online. 30, 8, p. 514-9 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  200. Published

    Determination of the luminal diameter of the radial artery in man by high frequency ultrasound: a methodological study

    Nielsen, T. H., Iversen, Helle Klingenberg & Tfelt-Hansen, P., 1990, In: Ultrasound in Medicine & Biology. 16, 8, p. 787-91 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  201. 1989
  202. Published

    Intravenous nitroglycerin as an experimental model of vascular headache. Basic characteristics

    Iversen, Helle Klingenberg, Olesen, Jes & Tfelt-Hansen, P., Jul 1989, In: Pain. 38, 1, p. 17-24 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  203. Published

    Early clinical experience with subcutaneous GR43175 in acute migraine: an overview

    Tfelt-Hansen, P., Brand, J., Dano, P., Doenicke, A., Findley, L. J., Iversen, Helle Klingenberg, Melchart, D. & Sahlender, H. M., 1989, In: Cephalalgia : an international journal of headache. 9 Suppl 9, p. 73-7 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 47983134