Niels Obel

Niels Obel

Clinical Professor

Member of:

  • Internal medicine: infection medicine


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  1. Published

    Long-term prognosis and causes of death after spondylodiscitis: A Danish nationwide cohort study

    Aagaard, T., Roed, C., Dahl, Benny & Obel, Niels, 2016, In: Infectious Diseases. 48, 3, p. 201-8 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    Long-term mortality after Staphylococcus aureus spondylodiscitis: A Danish nationwide population-based cohort study

    Aagaard, T., Roed, Casper, Larsen, A. R., Petersen, A., Dahl, B., Skinhøj, P., Obel, Niels & Danish Staphylococcal Bacteraemia Study Group, D. S. B. S. G., Sep 2014, In: Journal of Infection. 69, 3, p. 252–258 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    Use of antidepressants in women after prophylactic bilateral oophorectomy: A Danish national cohort study

    Abildgaard, J., Ahlström, M. G., Nielsen, D. L., Daugaard, G., Lindegaard, Birgitte, Obel, Niels & Lidegaard, Øjvind, 2020, In: Psycho-Oncology. 29, 4, p. 655-662

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. Published

    Association between smoking status assessed with plasma-cotinine and inflammatory and endothelial biomarkers in HIV-positive and HIV-negative individuals

    Ahlström, M. G., Knudsen, A., Ullum, H., Gerstoft, Jan, Kjær, Andreas, Lebech, Anne-Mette, Hasbak, P. & Obel, Niels, Nov 2018, In: HIV Medicine. 19, 10, p. 679-687 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    Algorithmic prediction of HIV status using nation-wide electronic registry data

    Ahlström, M. G., Ronit, A., Omland, L. H., Vedel, S. & Obel, Niels, 2019, In: EClinicalMedicine. 17, 8 p., 100203.

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Immortal time bias: a possible explanation for "Impact of acyclovir use on survival of patients with ventilator-associated pneumonia and high load herpes simplex virus replication"

    Ahlström, M. G., Omland, L. H., Ronit, A. & Obel, Niels, 17 Jun 2020, In: Critical Care. 24, 1, 2 p., 355.

    Research output: Contribution to journal › Letter › Research › peer-review

  7. Published

    Routine urine protein/creatinine ratio testing in an outpatient setting of Danish HIV-infected individuals

    Ahlström, M. G., Feldt-Rasmussen, Bo, Gerstoft, Jan & Obel, Niels, 2016, In: Infectious Diseases. 48, 7, p. 560-2 3 p.

    Research output: Contribution to journal › Comment/debate › Research

  8. Published

    Incidence of benign prostate hypertrophy in Danish men with and without HIV infection

    Ahlström, M. G., Kronborg, Gitte, Larsen, C. S., Pedersen, C., Pedersen, G., Gerstoft, Jan & Obel, Niels, Nov 2015, In: AIDS. 29, 17, p. 2315-22 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Agreement between Estimated and Measured Renal Function in an Everyday Clinical Outpatient Setting of Human Immunodeficiency Virus-Infected Individuals

    Ahlström, M. G., Kjær, Andreas, Gerstoft, Jan & Obel, Niels, 2017, In: Nephron. 136, p. 318-327 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Smoking and renal function in people living with human immunodeficiency virus: a Danish nationwide cohort study

    Ahlström, M. G., Feldt-Rasmussen, Bo, Legarth, R., Kronborg, Gitte, Pedersen, C., Larsen, C. S., Gerstoft, Jan & Obel, Niels, Aug 2015, In: Clinical Epidemiology. 7, p. 391-9 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Risk of all-type cancer, hepatocellular carcinoma, non-Hodgkin lymphoma and pancreatic cancer in patients infected with hepatitis B virus

    Andersen, E. S., Omland, L. H., Jepsen, P., Krarup, H., Christensen, P. B., Obel, Niels, Weis, Nina & DANVIR Cohort Study, D. C. S., Oct 2015, In: Journal of Viral Hepatitis. 22, 10, p. 828-34 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    No need for secondary Pneumocystis jirovecii pneumonia prophylaxis in adult people living with HIV from Europe on ART with suppressed viraemia and a CD4 cell count greater than 100 cells/µL

    Atkinson, A., Miro, J. M., Mocroft, A., Reiss, P., Kirk, O., Morlat, P., Ghosn, J., Stephan, C., Mussini, C., Antoniadou, A., Doerholt, K., Girardi, E., De Wit, S., Kraus, D., Zwahlen, M., Furrer, H., De Wit, S., Antoniadou, A., Castagna, A., Doerholt, K. & 29 others, Fätkenheuer, G., Raben, D., Teira, R., Zangerle, R., Judd, A., Zangerle, R., Touloumi, G., Warszawski, J., Meyer, L., Dabis, F., Krause, M. M., Leport, C., Wittkop, L., Wit, F., Prins, M., Bucher, H., Gibb, D., Fätkenheuer, G., Del Amo, J., Obel, Niels, Thorne, C., Pérez-Hoyos, S., Hamouda, O., Bartmeyer, B., Chkhartishvili, N., Noguera-Julian, A., Antinori, A., d’Arminio Monforte, A. & the Opportunistic Infections Working Group of the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) study in EuroCOORD, T. O. I. W. G. O. T. C. O. O. H. E. R. E. (. S. I. E., 2021, In: Journal of the International AIDS Society. 24, 6, e25726.

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. Published

    Withholding Primary Pneumocystis Pneumonia Prophylaxis in Virologically Suppressed Patients With Human Immunodeficiency Virus: An Emulation of a Pragmatic Trial in COHERE

    the Opportunistic Infections Project Working Group of the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCoord , T. O. I. P. W. G. O. T. C. O. O. H. E. R. E. (. I. E., 15 Jul 2021, In: Clinical Infectious Diseases. 73, 2, p. 195-202 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  14. Published

    The incidence rate of HIV type-1 drug resistance in patients on antiretroviral therapy: a nationwide population-based Danish cohort study 1999-2005

    Audelin, A. M., Lohse, N., Obel, Niels, Gerstoft, Jan & Jorgensen, L. B., 2009, In: Antiviral Therapy. 14, 7, p. 995-1000 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Molecular Phylogenetics of Transmitted Drug Resistance in Newly Diagnosed HIV Type 1 Individuals in Denmark, a Nation-Wide Study

    Audelin, A. M., Gerstoft, Jan, Obel, Niels, Mathiesen, L. R., Laursen, A. L., Pedersen, C., Nielsen, H., Jensen, J., Nielsen, L. N., Jørgensen, L. B. & Nielsen, C., 2011, In: AIDS Research and Human Retroviruses. 27, 12, p. 1283-1290

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. Published

    Phylogenetics of the Danish HIV epidemic: the role of Very Late Presenters in sustaining the epidemic

    Audelin, A. M., Cowan, S. A., Obel, Niels, Nielsen, C., Jørgensen, L. B. & Gerstoft, Jan, 2013, In: J A I D S. 62, 1, p. 102-108

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. Published

    Diffusionsvægtet magnetisk resonans-skanning kan skelne abscesser fra tumorer i hjernen

    Bang, C. N., Obel, A., Thomsen, C. E. & Obel, Niels, 9 May 2011, In: Ugeskrift for Laeger. 173, 19, p. 1364-6 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. Published

    Positive selection pressure introduces secondary mutations at Gag cleavage sites in human immunodeficiency virus type 1 harboring major protease resistance mutations

    Banke, S., Lillemark, M. R., Gerstoft, Jan, Obel, Niels & Jorgensen, L. B., 2009, In: Journal of Virology. 83, 17, p. 8916-8924 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Mortality in patients with giant cell arteritis

    Baslund, B., Helleberg, M., Faurschou, M. & Obel, Niels, Jan 2015, In: Rheumatology (Oxford, England). 54, 1, p. 139-143 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    Improved Survival Among Hospitalized Patients With Coronavirus Disease 2019 (COVID-19) Treated With Remdesivir and Dexamethasone. A Nationwide Population-Based Cohort Study

    Benfield, T., Bodilsen, J., Brieghel, C., Harboe, Z. B., Helleberg, M., Holm, C., Israelsen, S. B., Jensen, J., Jensen, T. Ø., Johansen, I. S., Johnsen, S., Lindegaard, B., Lundgren, J., Meyer, C. N., Mohey, R., Pedersen, L. M., Nielsen, H., Nielsen, S. L., Obel, N., Omland, L. H. & 11 others, Podlekareva, D., Poulsen, B. K., Ravn, P., Sandholdt, H., Starling, J., Storgaard, M., Søborg, C., Søgaard, O. S., Tranborg, T., Wiese, L. & Christensen, H. R., 2021, In: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 73, 11, p. 2031-2036 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Healthcare delivery for HIV-positive people with tuberculosis in Europe

    Bentzon, A. K., Panteleev, A., Mitsura, V., Borodulina, E., Skrahina, A., Denisova, E., Tetradov, S., Podlasin, R., Riekstina, V., Kancauskiene, Z., Paduto, D., Mocroft, A., Trofimova, T., Miller, R., Post, F., Grezesczuk, A., Lundgren, J. D., Inglot, M., Podlekareva, D., Bolokadze, N. & 31 others, Kirk, Ole, Karpov, I., Vassilenko, A., Klimuk, D., Skrahin, A., Kondratenko, O., Zalutskaya, A., Bondarenko, V., Kozorez, E., Tumash, O., Suetnov, O., Iljina, V., Kummik, T., Mshvidobadze, K., Lanchava, N., Goginashvili, L., Mikiashvili, L., Bablishvili, N., Rozentale, B., Zeltina, I., Janushkevich, I., Caplinskiene, I., Caplinskas, S., Wiercinska-Drapalo, A., Obel, Niels, Gerstoft, Jan, Kronborg, Gitte, Hoffmann, M., Campbell, L., González, A. & the TB:HIV Study Group, T. T. S. G., 2021, In: HIV Medicine. 22, 4, p. 283-293

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. Published

    The HIV epidemic in Greenland - a slow spreading infection among adult heterosexual Greenlanders

    Bjørn-Mortensen, K., Ladefoged, K., Obel, Niels & Helleberg, Marie, 2013, In: International Journal of Circumpolar Health. 72, p. 1-8 8 p., 19558.

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. Published

    Dentist's Visits and Risk of Brain Abscess: A Nationwide, Population-Based Case-Control Study

    Bodilsen, J., Helweg Larsen, J., Otto Jarløv, J., Ziebell, M., Ellermann-Eriksen, S., Justesen, U. S., Frimodt-Møller, N., Obel, Niels & Haukali Omland, L., 2022, In: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 75, 5, p. 824-829

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    HIV-1-related Hodgkin lymphoma in the era of combination antiretroviral therapy: incidence and evolution of CD4⁺ T-cell lymphocytes

    Bohlius, J., Schmidlin, K., Boué, F., Fätkenheuer, G., May, M., Caro-Murillo, A. M., Mocroft, A., Bonnet, F., Clifford, G., Paparizos, V., Miro, J. M., Obel, Niels, Prins, M., Chêne, G., Egger, M. & Collaboration of Observational HIV Epidemiological Research Europe, C. O. O. H. E. R. E., 9 Jun 2011, In: Blood. 117, 23, p. 6100-8 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    Length of stay in Denmark before HIV diagnosis and linkage to care: a population-based study of migrants living with HIV, Denmark, 1995 to 2020

    Borchmann, O., Omland, L. H., Gerstoft, Jan, Larsen, C. S., Johansen, I. S., Lunding, S., Jensen, J., Obel, Niels & Hansen, Ann-Brit Eg, 2022, In: Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin. 27, 30

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. Published

    Reference curves for CD4 T-cell count response to combination antiretroviral therapy in HIV-1-infected treatment-naïve patients

    Bouteloup, V., Sabin, C., Mocroft, A., Gras, L., Pantazis, N., Le Moing, V., d'Arminio Monforte, A., Mary-Krause, M., Roca, B., Miro, J. M., Battegay, M., Brockmeyer, N., Berenguer, J., Morlat, P., Obel, N., De Wit, S., Fätkenheuer, G., Zangerle, R., Ghosn, J., Pérez-Hoyos, S. & 8 others, Campbell, M., Prins, M., Chêne, G., Meyer, L., Dorrucci, M., Torti, C., Thiébaut, R. & Standard Reference Distribution of CD4 Response to HAART Project Team for the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCoord, S. R. D. O. C. R. T. H. P. T. F. T. C. O. O. H. E. R. E. (. I. E., Jan 2017, In: HIV Medicine. 18, 1, p. 33-44 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

    The origin and emergence of an HIV-1 epidemic: from introduction to endemicity

    Bruhn, C. A. W., Audelin, A. M., Helleberg, Marie, Bjorn-Mortensen, K., Obel, Niels, Gerstoft, Jan, Nielsen, C., Melbye, M., Medstrand, P., Gilbert, M Thomas P & Esbjörnsson, J., 2014, In: AIDS (London, England). 28, 7, p. 1031-1040 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    Trends in virological and clinical outcomes in individuals with HIV-1 infection and virological failure of drugs from three antiretroviral drug classes: a cohort study

    Castagliola, D., Ledergerber, B., Torti, C., van Sighem, A., Podzamczer, D., Mocroft, A., Dorrucci, M., Masquelier, B., de Luca, A., Jansen, K., De Wit, S., Obel, N., Fätkenheuer, G., Touloumi, G., Mussini, C., Castagna, A., Stephan, C., Garcia, F., Zangerle, R., Duval, X. & 10 others, Pérez-Hoyos, S., Meyer, L., Ghosn, J., Fabre-Colin, C., Kjaer, J., Chene, G., Costagliola, D., Lodwick, R., Phillips, A. & Pursuing Later Treatment Option II (PLATO II) project team, P. L. T. O. I. (. I. P. T., 2012, In: Lancet Infectious Diseases. 12, 2, p. 119-27 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  29. Published

    Risk of triple-class virological failure in children with HIV: a retrospective cohort study

    Castro, H., Judd, A., Gibb, D. M., Butler, K., Lodwick, R. K., van Sighem, A., Ramos, J. T., Warsawski, J., Thorne, C., Noguera-Julian, A., Obel, Niels, Costagliola, D., Tookey, P. A., Colin, C., Kjaer, J., Grarup, J., Chene, G., Phillips, A. & Pursuing Later Treatment Options II (PLATO II) project team for the Collaboration of Observational HIV Epidemiological Research Europe (COHERE), P. L. T. O. I. (. I. P. T. F. T. C. O. O. H. E. R. E. (., 7 May 2011, In: Lancet. 377, 9777, p. 1580-7 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  30. Published

    Impact of CD4 and CD8 dynamics and viral rebounds on loss of virological control in HIV controllers

    Chereau, F., Madec, Y., Sabin, C., Obel, N., Ruiz-Mateos, E., Chrysos, G., Fidler, S., Lehmann, C., Zangerle, R., Wittkop, L., Reiss, P., Hamouda, O., Estrada Perez, V., Leal, M., Mocroft, A., Garcia De Olalla, P., Ammassari, A., D'Arminio Monforte, A., Mussini, C., Segura, F. & 8 others, Castagna, A., Cavassini, M., Grabar, S., Morlat, P., De Wit, S., Lambotte, O., Meyer, L. & HIV Controllers Project Working Group for the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCOORD, H. C. P. W. G. F. T. C. O. O. H. E. R. E. (. I. E., 2017, In: PloS one. 12, 4, 16 p., e0173893.

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. Published

    Long-term mortality in patients with tuberculous meningitis: a danish nationwide cohort study

    Christensen, A. H., Roed, Casper, Omland, L. H., Andersen, P. H., Obel, Niels & Andersen, A. B., 2011, In: P L o S One. 6, 11, p. e27900

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    Long-term mortality in patients with pulmonary and extrapulmonary tuberculosis: a Danish nationwide cohort study

    Christensen, A. H., Roed, C., Andersen, P. H., Andersen, A. B. & Obel, Niels, 2014, In: Clinical Epidemiology. 6, p. 405-421 17 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  33. Published

    Hepatitis C prevalence in Denmark -an estimate based on multiple national registers

    Christensen, P. B., Hay, G., Jepsen, P., Omland, L. H., Just, S. A., Krarup, H. B., Weis, Nina, Obel, Niels & Cowan, S., 2012, In: B M C Infectious Diseases. 12, p. 178

    Research output: Contribution to journal › Journal article › Research › peer-review

  34. Published

    Predictors of CD4(+) T-cell counts of HIV type 1-infected persons after virologic failure of all 3 original antiretroviral drug classes

    Costagliola, D., Ledergerber, B., Torti, C., van Sighem, A., Podzamczer, D., Mocroft, A., Dorrucci, M., Masquelier, B., de Luca, A., Jansen, K., De Wit, S., Obel, N., Fätkenheuer, G., Touloumi, G., Mussini, C., Castagna, A., Stephan, C., García, F., Zangerle, R., Duval, X. & 16 others, Perez-Hoyos, S., Meyer, L., Ghosn, J., Fabre-Colin, C., Kjaer, J., Chêne, G., Grarup, J., Phillips, A., Lodwick, R., Torti, C., Dorrucci, M., Günthard, H. F., Michalik, C., Chrysos, G., Castagna, A. & Pursuing Later Treatment Option II (PLATO II) Project Team of the Collaboration of Observational HIV Epidemiological Research Europe (COHERE), P. L. T. O. I. (. I. P. T. O. T. C. O. O. H. E. R. E. (., 1 Mar 2013, In: The Journal of Infectious Diseases. 207, 5, p. 759-67 9 p.

    Research output: Contribution to journal › Journal article › Research

  35. Published

    Predictors of CD4(+) T-Cell Counts of HIV Type 1–Infected Persons After Virologic Failure of All 3 Original Antiretroviral Drug Classes

    Costagliola, D., Ledergerber, B., Torti, C., van Sighem, A., Podzamczer, D., Mocroft, A., Dorrucci, M., Masquelier, B., de Luca, A., Jansen, K., De Wit, S., Obel, N., F�tkenheuer, G., Touloumi, G., Mussini, C., Castagna, A., Stephan, C., Garc�a, F., Zangerle, R., Duval, X. & 16 others, Perez-Hoyos, S., Meyer, L., Ghosn, J., Fabre-Colin, C., Kjaer, J., Ch�ne, G., Grarup, J., Phillips, A., Lodwick, R., Torti, C., Dorrucci, M., G�nthard, H. F., Michalik, C., Chrysos, G., Castagna, A. & (COHERE), P. L. T. O. I. (. I. P. T. O. T. C. O. O. H. E. R. E., 1 Mar 2013, In: The Journal of Infectious Diseases. 207, 5, p. 759-67 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    Stable incidence of HIV diagnoses among Danish MSM despite increased engagement in unsafe sex

    Cowan, S. A., Gerstoft, Jan, Haff, J., Christiansen, A. H., Nielsen, J. & Obel, Niels, 2012, In: J A I D S. 61, 1, p. 106-11 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  37. Published

    Improved darunavir genotypic mutation score predicting treatment response for patients infected with HIV-1 subtype B and non-subtype B receiving a salvage regimen

    De Luca, A., Flandre, P., Dunn, D., Zazzi, M., Wensing, A. M. J., Santoro, M. M., Günthard, H. F., Wittkop, L., Kordossis, T., García, F., Castagna, A., Cozzi-Lepri, A., Churchill, D., De Wit, S., Brockmeyer, N. H., Imaz, A., Mussini, C., Obel, N., Perno, C. F., Roca, B. & 7 others, Reiss, P., Schülter, E., Torti, C., van Sighem, A., Zangerle, R., Descamps, D. & CHAIN and COHERE in EuroCoord, C. A. C. I. E., May 2016, In: The Journal of antimicrobial chemotherapy. 71, 5, p. 1352-60 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    Major Challenges in Clinical Management of TB/HIV Coinfected Patients in Eastern Europe Compared with Western Europe and Latin America

    Efsen, A. M. W., Schultze, A., Post, F. A., Panteleev, A., Furrer, H., Miller, R. F., Losso, M. H., Toibaro, J., Skrahin, A., Miro, J. M., Caylà, J. A., Girardi, E., Bruyand, M., Obel, Niels, Podlekareva, Daria, Lundgren, Jens, Mocroft, A., Kirk, Ole & TB:HIV study group in EuroCoord, T. S. G. I. E., 2015, In: P L o S One. 10, 12, p. 1-17 17 p., e0145380.

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. Published

    Risk of high-level viraemia in HIV-infected patients on successful antiretroviral treatment for more than 6 months

    Engsig, F. N., Omland, L. H., Larsen, Mette Vang, Rasmussen, L. D., Qvist, T., Gerstoft, Jan & Obel, Niels, 1 Aug 2010, In: HIV Medicine. 11, 7, p. 457-61 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. Published

    Does Contrast Enhancement Predict Survival in Progressive Multifocal Leukoencephalopathy? Reply

    Engsig, F. N., Hansen, A. B. E., Omland, L. H., Kronborg, Gitte, Gerstoft, Jan, Laursen, A. L., Pedersen, C., Mogensen, C. B., Nielsen, L. & Obel, Niels, 2009, In: Journal of Infectious Diseases. 199, 9, p. 1411-1412 1 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. Published

    Long-term Mortality in HIV-Positive Individuals Virally Suppressed for >3 Years With Incomplete CD4 Recovery

    Engsig, F. N., Zangerle, R., Katsarou, O., Dabis, F., Reiss, P., Gill, J., Porter, K., Sabin, C., Riordan, A., Fätkenheuer, G., Gutiérrez, F., Raffi, F., Kirk, O., Mary-Krause, M., Stephan, C., de Olalla, P. G., Guest, J., Samji, H., Castagna, A., d'Arminio Monforte, A. & 23 others, Skaletz-Rorowski, A., Ramos, J., Lapadula, G., Mussini, C., Force, L., Meyer, L., Lampe, F., Boufassa, F., Bucher, H. C., De Wit, S., Burkholder, G. A., Teira, R., Justice, A. C., Sterling, T. R., M Crane, H., Gerstoft, Jan, Grarup, J., May, M., Chêne, G., Ingle, S. M., Sterne, J., Obel, Niels & Antiretroviral Therapy Cohort Collaboration (ART-CC) and the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCoord, A. T. C. C. (. A. T. C. O. O. H. E. R. E. (. I. E., May 2014, In: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 58, 9, p. 1312-1321 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  42. Published

    Effectiveness of Antiretroviral Therapy in Individuals Who for Economic Reasons Were Switched From a Once-Daily Single-Tablet Regimen to a Triple-Tablet Regimen

    Engsig, F. N., Gerstoft, Jan, Helleberg, M., Nielsen, L. N., Kronborg, Gitte, Mathiesen, L. R. & Obel, Niels, 1 Aug 2014, In: Journal of acquired immune deficiency syndromes (1999). 66, 4, p. 407-413 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    Long-term mortality in HIV patients virally suppressed for more than three years with incomplete CD4 recovery: a cohort study

    Engsig, F. N., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S., Pedersen, G., Røge, B., Jensen, J., Nielsen, L. N. & Obel, Niels, 1 Jan 2010, In: B M C Infectious Diseases. 10, p. 318

    Research output: Contribution to journal › Journal article › Research › peer-review

  44. Published

    Head and neck cancer in HIV patients and their parents: a Danish cohort study

    Engsig, F. N., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S., Pedersen, G., Pedersen, C. & Obel, Niels, 1 Jan 2011, In: Clinical Epidemiology. 3, p. 217-27 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. Published

    Lung cancer in HIV patients and their parents: a Danish cohort study

    Engsig, F. N., Kronborg, Gitte, Larsen, C. S., Pedersen, G., Pedersen, C., Gerstoft, Jan & Obel, Niels, 1 Jan 2011, In: B M C Cancer. 11, p. 272

    Research output: Contribution to journal › Journal article › Research › peer-review

  46. Published

    Clinical, virological and immunological responses in Danish HIV patients receiving raltegravir as part of a salvage regimen

    Engsig, F. N., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S., Pedersen, G., Audelin, A. M., Jørgensen, L. B., Obel, Niels & Jørgensen, L. B., 1 Jan 2010, In: Clinical Epidemiology. 2, p. 145-51 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. Published

    Inpatient admissions and outpatient visits in persons with and without HIV infection in Denmark, 1995-2007

    Engsig, F. N., Hansen, A. E., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S., Obel, Niels, Engsig, F. N., Hansen, A. E., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S. & Obel, Niels, 28 Jan 2010, In: AIDS. 24, 3, p. 457-61 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Incidence, clinical presentation, and outcome of progressive multifocal leukoencephalopathy in HIV-infected patients during the highly active antiretroviral therapy era: a nationwide cohort study

    Engsig, F. N., Hansen, A. E., Omland, L. H., Kronborg, Gitte, Gerstoft, Jan, Laursen, A. L., Pedersen, C., Mogensen, C. B., Nielsen, L., Obel, Niels, Engsig, F. N., Hansen, A. E., Omland, L. H., Kronborg, Gitte, Gerstoft, Jan, Laursen, A. L., Pedersen, C., Mogensen, C. B., Nielsen, L. & Obel, Niels, 2009, In: Journal of Infectious Diseases. 199, 1, p. 77-83 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    Impact of phenotype definition on genome-wide association signals: empirical evaluation in human immunodeficiency virus type 1 infection

    Evangelou, E., Fellay, J., Colombo, S., Martinez-Picado, J., Obel, Niels, Goldstein, D. B., Telenti, A. & Ioannidis, J. P. A., 1 Jun 2011, In: American Journal of Epidemiology. 173, 11, p. 1336-42 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    Incidence of granulomatosis with polyangiitis (Wegener`s) in Greenland and the Faroe Islands: epidemiology of an ANCA-associated vasculitic syndrome in two ethnically distinct populations in the North Atlantic area

    Faurschou, M., Helleberg, Marie, Obel, Niels & Baslund, B., 2013, In: Clinical and Experimental Rheumatology. 31, 1 Suppl 75, p. S52-S55 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  51. Published

    Long-term risk and outcome of infection-related hospitalization in granulomatosis with polyangiitis: a nationwide population-based cohort study

    Faurschou, M., Obel, Niels & Baslund, B., 2018, In: Scandinavian Journal of Rheumatology. 47, 6, p. 475-480

    Research output: Contribution to journal › Journal article › Research › peer-review

  52. Published

    Impact of pre-existing co-morbidities on mortality in granulomatosis with polyangiitis: a cohort study

    Faurschou, M., Ahlström, M. G., Lindhardsen, J., Baslund, B. & Obel, Niels, 2016, In: Rheumatology (Oxford, England). 55, 4, p. 649-53 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  53. Published

    Risk of Cancer Among Sarcoidosis Patients With Biopsy-verified Nonnecrotizing Granulomatous Inflammation: Population-based Cohort Study

    Faurschou, M., Omland, L. H., Obel, Niels, Lindhardsen, Jesper & Baslund, B., 2022, In: Journal of Rheumatology. 49, 2, p. 186-191 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  54. Published

    Risk of diabetes mellitus among patients diagnosed with giant cell arteritis or granulomatosis with polyangiitis: Comparison with the general population

    Faurschou, M., Ahlstrom, M. G., Lindhardsen, J., Obel, Niels & Baslund, B., Jan 2017, In: Journal of Rheumatology. 44, 1, p. 78-83 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  55. Published

    Pronounced Risk of Fractures among Elderly Men Affected by Granulomatosis with Polyangiitis

    Faurschou, M., Baslund, B. & Obel, Niels, Sep 2015, In: Journal of Rheumatology. 42, 9, p. 1667-71 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  56. Published

    High risk of pulmonary embolism and deep venous thrombosis but not of stroke in granulomatosis with polyangiitis (Wegener's)

    Faurschou, M., Obel, Niels & Baslund, B., Dec 2014, In: Arthritis Care & Research. 66, 12, p. 1910–1914 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  57. Published

    Common genetic variation and the control of HIV-1 in humans

    Fellay, J., Ge, D., Shianna, K. V., Colombo, S., Ledergerber, B., Cirulli, E. T., Urban, T. J., Zhang, K., Gumbs, C. E., Smith, J. P., Castagna, A., Cozzi-Lepri, A., De, L. A., Easterbrook, P., Gunthard, H. F., Mallal, S., Mussini, C., Dalmau, J., Martinez-Picado, J., Miro, J. M. & 17 others, Obel, Niels, Wolinsky, S. M., Martinson, J. J., Detels, R., Margolick, J. B., Jacobson, L. P., Descombes, P., Antonarakis, S. E., Beckmann, J. S., O'Brien, S. J., Letvin, N. L., McMichael, A. J., Haynes, B. F., Carrington, M., Feng, S., Telenti, A. & Goldstein, D. B., 2009, In: PLoS Genetics. 5, 12, p. e1000791-

    Research output: Contribution to journal › Journal article › Research › peer-review

  58. Published

    Clinical characteristics of pyogenic vertebral osteomyelitis, and factors associated with inadequate treatment response

    Geisler Crone, C., Mose Tetens, M., Bengaard Andersen, A., Obel, Niels & Lebech, Anne-Mette, 2021, In: International Journal of Infectious Diseases. 108, p. 487-493 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  59. Published

    [Risk of virus transmission from well-treated patients with HIV?]

    Gerstoft, Jan, Mathiesen, L., Lundgren, J. D., Nielsen, H. I., Pedersen, C., Obel, Niels & Laursen, A., 2009, In: Ugeskrift for læger. 171, 13, p. 1085-

    Research output: Contribution to journal › Journal article › Research › peer-review

  60. Published

    The Human Immunodeficiency Virus Continuum of Care in European Union Countries in 2013: Data and Challenges

    Gourlay, A., Noori, T., Pharris, A., Axelsson, M., Costagliola, D., Cowan, S., Croxford, S., d'Arminio Monforte, A., Del Amo, J., Delpech, V., Díaz, A., Girardi, E., Gunsenheimer-Bartmeyer, B., Hernando, V., Jose, S., Leierer, G., Nikolopoulos, G., Obel, N., Op de Coul, E., Paraskeva, D. & 15 others, Reiss, P., Sabin, C., Sasse, A., Schmid, D., Sonnerborg, A., Spina, A., Suligoi, B., Supervie, V., Touloumi, G., Van Beckhoven, D., van Sighem, A., Vourli, G., Zangerle, R., Porter, K. & European HIV Continuum of Care Working Group, E. H. C. O. C. W. G., 2017, In: Clinical Infectious Diseases. 64, 12, p. 1644-1656

    Research output: Contribution to journal › Journal article › Research › peer-review

  61. Published

    Determinants of Restoration of CD4 and CD8 Cell Counts and Their Ratio in HIV-1-Positive Individuals With Sustained Virological Suppression on Antiretroviral Therapy

    Antiretroviral Therapy Cohort Collaboration (ART-CC), A. T. C. C. (., 1 Mar 2019, In: Journal of acquired immune deficiency syndromes (1999). 80, 3, p. 292-300

    Research output: Contribution to journal › Journal article › Research › peer-review

  62. Published

    Risk of neurological disorders in patients with European Lyme neuroborreliosis. A nationwide population-based cohort study

    Haahr, R., Tetens, M. M., Dessau, R. B., Krogfelt, K. A., Bodilsen, J., Andersen, N. S., Møller, J. K., Roed, C., Christiansen, C. B., Ellermann-Eriksen, S., Bangsborg, Jette Marie, Hansen, K., Benfield, Thomas, Østergaard Andersen, C., Obel, Niels, Lebech, Anne-Mette & Omland, L. H., 2020, In: Clinical Infectious Diseases. 71, 6, p. 1511–1516

    Research output: Contribution to journal › Journal article › Research › peer-review

  63. Published

    Unmeasured confounding caused slightly better response to HAART within than outside a randomized controlled trial

    Hansen, Anders Bach Bergstrøm, Gerstoft, Jan, Kirk, Ole, Mathiesen, L., Pedersen, C., Nielsen, H., Jensen-Fangel, S., Sørensen, H. T. & Obel, Niels, 2008, In: Journal of Clinical Epidemiology. 61, 1, p. 87-94 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  64. Published

    Long-Term Survival, Morbidity, Social Functioning and Risk of Disability in Patients with a Herpes Simplex Virus Type 1 or Type 2 Central Nervous System Infection, Denmark, 2000-2016

    Hansen, Ann-Brit Eg, Vestergaard, H. T., Dessau, R. B., Bodilsen, J., Andersen, N. S., Omland, L. H., Christiansen, C. B., Ellermann-Eriksen, S., Nielsen, L., Benfield, Thomas, Sørensen, H. T., Andersen, C. Ø., Lebech, Anne-Mette & Obel, Niels, 2020, In: Clinical Epidemiology. 12, p. 745-755 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  65. Published

    Incidence of low- and high-energy fractures in persons with and without HIV-infection: a Danish population-based cohort study

    Hansen, A. E., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S., Pedersen, C., Pedersen, G. & Obel, Niels, 28 Jan 2012, In: AIDS. 26, 3, p. 285-93

    Research output: Contribution to journal › Journal article › Research › peer-review

  66. Published

    Bone mineral density changes in protease inhibitor-sparing vs. nucleoside reverse transcriptase inhibitor-sparing highly active antiretroviral therapy: data from a randomized trial

    Hansen, A. E., Obel, Niels, Nielsen, H., Pedersen, C. & Gerstoft, Jan, 1 Mar 2011, In: HIV Medicine. 12, 3, p. 157-65 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  67. Published

    Fracture risk in hepatitis C virus infected persons: Results from the DANVIR cohort study

    Hansen, A. E., Omland, L. H., Krarup, H., Obel, Niels & DANVIR Cohort Study, D. C. S., Jul 2014, In: Journal of Hepatology. 61, 1, p. 15-21 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  68. Published

    The prevalence of metabolic syndrome in Danish patients with HIV infection: the effect of antiretroviral therapy

    Hansen, B. R., Petersen, J., Haugaard, Steen Bendix, Madsbad, Sten, Obel, Niels, Suzuki, Y., Andersen, O., Hansen, B. R., Petersen, J., Haugaard, S. B., Madsbad, Sten, Obel, N., Suzuki, Y. & Andersen, Ove, 2009, In: HIV Medicine. 10, 6, p. 378-87 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  69. Published

    Hepatitis B prevalence in Denmark: an estimate based on nationwide registers and a national screening programme, as on 31 December 2007

    Hansen, N., Hay, G., Cowan, S., Bygum Krarup, H., Obel, Niels, Weis, Nina & Brehm Christensen, P., 2013, In: Eurosurveillance (Online Edition). 18, 47, 8 p., 2.

    Research output: Contribution to journal › Journal article › Research › peer-review

  70. Published

    Predictors of antiviral treatment initiation in hepatitis C virus-infected patients: a Danish cohort study

    Hansen, N., Obel, N., Christensen, P. B., Krarup, H., Laursen, A. L., Clausen, M. R., Lunding, S., Møller, A., Schlichting, P., Kromann-Andersen, H., Bukh, J., Weis, N., Hansen, N., Obel, N., Christensen, P. B., Krarup, H., Laursen, A. L., Clausen, M. R., Lunding, S., Møller, A. & 4 others, Schlichting, P., Kromann-Andersen, H., Bukh, J. & Weis, Nina, 2009, In: Journal of Viral Hepatitis. 16, 9, p. 659-65 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  71. Published

    Effectiveness of treatment with pegylated interferon and ribavirin in an unselected population of patients with chronic hepatitis C: a Danish nationwide cohort study

    Hansen, N., Obel, Niels, Christensen, P., Kjær, M. S., Laursen, A. L., Krarup, H. B., Møller, A., Schliehting, P., Bukh, Jens, Weis, Nina, Danish Database for Hepatitis B and C (DANHEP)- group, D. D. F. H. B. A. C. (. G. & Nørregaard, Peter, 1 Jan 2011, In: B M C Infectious Diseases. 11, p. 177 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  72. Published

    Incidence and Risk Factors for Invasive Pneumococcal Disease in HIV-Infected and Non-HIV-Infected Individuals Before and After the Introduction of Combination Antiretroviral Therapy: Persistent High Risk Among HIV-Infected Injecting Drug Users

    Harboe, Z. B., Larsen, M. V., Ladelund, S., Kronborg, Gitte, Konradsen, H. B., Gerstoft, Jan, Larsen, C. S., Pedersen, C., Pedersen, G., Obel, Niels & Benfield, Thomas, 2014, In: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 59, 8, p. 1168-1176 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  73. Published

    Polymorphism in interleukin-7 receptor [alpha] gene is associated with faster CD4+ T-cell recovery after initiation of combination antiretroviral therapy

    Hartling, H. J., Thørner, L. W., Erikstrup, C., Harritshøj, L. H., Kronborg, Gitte, Pedersen, C., Larsen, C. S., Helleberg, M., Gerstoft, Jan, Obel, Niels, Ullum, H. & Nielsen, S. D., 31 Jul 2014, In: AIDS (London, England). 28, 12, p. 1739-1748 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  74. Published

    Causes of death among Danish HIV patients compared with population controls in the period 1995-2008

    Helleberg, M., Kronborg, Gitte, Larsen, C. S., Pedersen, G., Pedersen, C., Gerstoft, Jan & Obel, Niels, 2012, In: Infection: A Journal of Infectious Diseases. 40, 6, p. 627-34

    Research output: Contribution to journal › Journal article › Research › peer-review

  75. Published

    Poor CD4 response despite viral suppression is associated with increased non-AIDS related mortality among HIV patients and their parents

    Helleberg, Marie, Kronborg, Gitte, Larsen, C., Pedersen, G., Pedersen, C., Obel, Niels & Gerstoft, Jan, 2013, In: AIDS.

    Research output: Contribution to journal › Journal article › Research › peer-review

  76. Published

    Smoking and life expectancy among HIV-infected individuals on antiretroviral therapy in Europe and North America

    Helleberg, Marie, May, M. T., Ingle, S. M., Dabis, F., Reiss, P., Fätkenheuer, G., Costagliola, D., d'Arminio, A., Cavassini, M., Smith, C., Justice, A. C., Gill, J., Sterne, J. A. C. & Obel, Niels, Jan 2015, In: AIDS (London, England). 29, 2, p. 221-229 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  77. Published

    Risk of cancer among HIV-infected individuals compared to the background population: impact of smoking and HIV

    Helleberg, M., Gerstoft, Jan, Afzal, Shoaib, Kronborg, Gitte, Larsen, C. S., Pedersen, C., Bojesen, Stig Egil, Nordestgaard, Børge & Obel, Niels, 19 Jun 2014, In: AIDS. 28, 10, p. 1499-1508 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  78. Published

    Late presenters, repeated testing, and missed opportunities in a Danish nationwide HIV cohort

    Helleberg, M., Engsig, F. N., Kronborg, Gitte, Laursen, A. L., Pedersen, G., Larsen, O., Nielsen, L., Jensen, J., Gerstoft, Jan, Obel, Niels & Nielsen, L. N., 1 Apr 2012, In: Scandinavian Journal of Infectious Diseases. 44, 4, p. 282-8

    Research output: Contribution to journal › Journal article › Research › peer-review

  79. Published

    Course and Clinical Significance of CD8+ T-Cell Counts in a Large Cohort of HIV-Infected Individuals

    Helleberg, Marie, Kronborg, Gitte, Ullum, H., Ryder, L. P., Obel, Niels & Gerstoft, Jan, 1 Jun 2015, In: The Journal of Infectious Diseases. 211, 11, p. 1726-34 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  80. Published

    CD4 decline is associated with increased risk of cardiovascular disease, cancer, and death in virally suppressed patients with HIV

    Helleberg, Marie, Kronborg, Gitte, Larsen, C., Pedersen, G., Pedersen, C., Obel, Niels & Gerstoft, Jan, 2013, In: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 57, 2, p. 314-321 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  81. Published

    Decreasing rate of multiple treatment modifications among individuals who initiated antiretroviral therapy in 1997-2009 in the Danish HIV Cohort Study

    Helleberg, M., Kronborg, Gitte, Larsen, C. S., Pedersen, G., Pedersen, C., Nielsen, L. N., Laursen, A. L., Obel, Niels & Gerstoft, Jan, 2013, In: Antiviral Therapy.

    Research output: Contribution to journal › Journal article › Research › peer-review

  82. Published

    Mortality Attributable to Smoking Among HIV-1-Infected Individuals: A Nationwide, Population-Based Cohort Study

    Helleberg, M., Afzal, Shoaib, Kronborg, Gitte, Larsen, C., Pedersen, G., Pedersen, C., Gerstoft, Jan, Nordestgaard, Børge & Obel, Niels, 2013, In: Clinical Infectious Diseases. 56, 5, p. 727-734

    Research output: Contribution to journal › Journal article › Research › peer-review

  83. Published

    Associations between HIV and schizophrenia and their effect on HIV treatment outcomes: a nationwide population-based cohort study in Denmark

    Helleberg, Marie, Pedersen, M. G., Pedersen, C. B., Mortensen, P. B. & Obel, Niels, Aug 2015, In: The Lancet HIV. 2, 8, p. e344-50

    Research output: Contribution to journal › Journal article › Research › peer-review

  84. Published

    HIV Care in the Swedish-Danish HIV Cohort 1995-2010: Closing the Gaps

    Helleberg, Marie, Häggblom, A., Sönnerborg, A. & Obel, Niels, 2013, In: P L o S One. 8, 8, 8 p., e72257.

    Research output: Contribution to journal › Journal article › Research › peer-review

  85. Published

    Retention in a public health care system with free access to treatment: a Danish nationwide HIV cohort study

    Helleberg, M., Engsig, F. N., Kronborg, Gitte, Larsen, C., Pedersen, G., Pedersen, C., Gerstoft, Jan, Obel, Niels, Pedersen, G. & Pedersen, C., Mar 2012, In: AIDS. 26, 6, p. 26 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  86. Published

    Changes in immunological status among newly-diagnosed HIV-infected in Denmark 1995-2005

    Hoegh, S., Lohse, N., Hansen, A. B., Gerstoft, Jan, Kronborg, Gitte, Larsen, C. S., Pedersen, C., Pedersen, G., Laursen, A. L., Kvinesdal, B., Moller, A. & Obel, Niels, 2008, In: Ugeskrift for læger. 170, 9, p. 740-744 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  87. Published

    CD38 is a potential treatment target in lymphoma patients concurrently infected with human immunodeficiency virus

    Hybel, T. E., Vase, M. O., Lauridsen, K. L., Enemark, M. B., Moller, M. B., Pedersen, C., Pedersen, G., Hamilton-Dutoit, S., Obel, Niels, Schade Larsen, C., d'Amore, F. & Ludvigsen, M., 12 May 2022, In: Leukemia and Lymphoma. 63, 6, p. 1479-1483 5 p.

    Research output: Contribution to journal › Comment/debate › Research › peer-review

  88. Published

    Early Antiretroviral Therapy Not Associated With Higher Cryptococcal Meningitis Mortality in People With Human Immunodeficiency Virus in High-Income Countries: An International Collaborative Cohort Study

    ART-CC, COHERE in EuroCoord, CNICS, and NA-ACCORD, A. C. I. E. C. A. N., 2023, In: Clinical Infectious Diseases. 77, 1, p. 64-73 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  89. Published

    Liver mortality attributable to chronic hepatitis C virus infection in Denmark and Scotland: Using spontaneous resolvers as the benchmark comparator

    Innes, H., Hutchinson, S. J., Obel, Niels, Christensen, P. B., Aspinall, E. J., Goldberg, M. D., Krarup, H., McDonald, S. A., McLeod, A., Weir, A. & Omland, L. H., May 2016, In: Hepatology. 63, 5, p. 1506-16 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  90. Published

    Higher rates of triple-class virological failure in perinatally HIV-infected teenagers compared with heterosexually infected young adults in Europe

    Judd, A., Lodwick, R., Noguera-Julian, A., Gibb, D. M., Butler, K., Costagliola, D., Sabin, C., van Sighem, A., Ledergerber, B., Torti, C., Mocroft, A., Podzamczer, D., Dorrucci, M., De Wit, S., Obel, N., Dabis, F., Cozzi-Lepri, A., García, F., Brockmeyer, N. H., Warszawski, J. & 13 others, Gonzalez-Tome, M. I., Mussini, C., Touloumi, G., Zangerle, R., Ghosn, J., Castagna, A., Fätkenheuer, G., Stephan, C., Meyer, L., Campbell, M. A., Chene, G., Phillips, A. & Pursuing Later Treatment Options II (PLATO II) Project Team for the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCoord, P. L. T. O. I. (. I. P. T. F. T. C. O. O. H. E. R. E. (. I. E., Mar 2017, In: HIV Medicine. 18, 3, p. 171-180 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  91. Published

    Pharmacokinetics of two randomized trials evaluating the safety and efficacy of indinavir, saquinavir and lopinavir in combination with low-dose ritonavir: the MaxCmin1 and 2 trials

    Justesen, U., Fox, Z., Pedersen, C., Cahn, P., Gerstoft, Jan, Clumeck, N., Losso, M., Peters, B., Obel, Niels, Castagna, A., Dragsted, U. B., Lundgren, Jens & MaxCmin1 and 2 trial groups, M. A. 2. T. G., 2007, In: Basic & Clinical Pharmacology & Toxicology. 101, 5, p. 339-344 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  92. Published

    Phylogeny and resistance profiles of HIV-1 POL sequences from rectal biopsies and blood

    Katzenstein, T. L., Petersen, A. B., Storgaard, M., Obel, Niels, Jensen-Fangel, S., Nielsen, C., Jørgensen, L. B. & Jørgensen, L. B., 1 Jul 2010, In: Journal of Medical Virology. 82, 7, p. 1103-9 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  93. Published

    Outcome of SARS-CoV-2 infection among patients with common variable immunodeficiency and a matched control group: A Danish nationwide cohort study

    Katzenstein, T. L., Rasmussen, L. D., Drabe, C. H., Larsen, C. S., Hansen, Ann-Brit Eg, Stærkind, M., Knudsen, Lene Surland, Hansen, C. H. & Obel, Niels, 2022, In: Frontiers in Immunology. 13, 10 p., 994253.

    Research output: Contribution to journal › Journal article › Research › peer-review

  94. Published

    [Major breakthroughs in the medical treatment]

    Kirk, Ole, Gerstoft, Jan, Lundgren, J. D. & Obel, Niels, 2009, In: Ugeskrift for læger. 171, 10, p. 787-789 2 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  95. Published

    Soluble CD163 does not predict first-time myocardial infarction in patients infected with human immunodeficiency virus: a nested case-control study

    Knudsen, A., Møller, H. J., Katzenstein, T. L., Gerstoft, Jan, Obel, Niels, Kronborg, Gitte, Benfield, T., Kjær, Andreas & Lebech, A., 21 May 2013, In: B M C Infectious Diseases. 13, p. 230

    Research output: Contribution to journal › Journal article › Research › peer-review

  96. Published

    Plasma plasminogen activator inhibitor-1 predicts myocardial infarction in HIV-1-infected individuals

    Knudsen, A., Katzenstein, T. L., Benfield, Thomas, Jørgensen, Niklas Rye, Kronborg, Gitte, Gerstoft, Jan, Obel, Niels, Kjær, Andreas & Lebech, Anne-Mette, 2014, In: AIDS. 28, 8, p. 1171-1179 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  97. Published

    Delayed diagnosis of tuberculosis in persons living with HIV in Eastern Europe: associated factors and effect on mortality—a multicentre prospective cohort study

    Kraef, C., Bentzon, A., Panteleev, A., Skrahina, A., Bolokadze, N., Tetradov, S., Podlasin, R., Karpov, I., Borodulina, E., Denisova, E., Azina, I., Lundgren, J., Johansen, I. S., Mocroft, A., Podlekareva, D., Kirk, O., Vassilenko, A., Klimuk, D., Kondratenko, O., Zalutskaya, A. & 31 others, Bondarenko, V., Mitsura, V., Kozorez, E., Tumash, O., Suetnov, O., Paduto, D., Iljina, V., Kummik, T., Mshvidobadze, K., Lanchava, N., Goginashvili, L., Mikiashvili, L., Bablishvili, N., Rozentale, B., Zeltina, I., Janushkevich, I., Caplinskiene, I., Caplinskas, S., Kancauskiene, Z., Wiercinska-Drapalo, A., Thompson, M., Kozlowska, J., Grezesczuk, A., Bura, M., Knysz, B., Inglot, M., Garlicki, A., Obel, Niels, Gerstoft, Jan, Kronborg, Gitte & for the T. B.:H. I. V. Study Group, F. T. T. B. :. I. V. S. G., 2021, In: BMC Infectious Diseases. 21, 1, 1038.

    Research output: Contribution to journal › Journal article › Research › peer-review

  98. Published

    Influence of low socioeconomic status on mortality in granulomatosis with polyangiitis

    Krintel, S. B., Baslund, B., Obel, Niels & Faurschou, M., 2020, In: Scandinavian Journal of Rheumatology. 49, 3, p. 221-224 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  99. Published

    Impact of injecting drug use on mortality in Danish HIV-infected patients: a nation-wide population-based cohort study

    Larsen, Mette Vang, Omland, L. H., Gerstoft, Jan, Larsen, C. S., Jensen, J., Obel, Niels, Kronborg, Gitte & Jensen, J., 1 Mar 2010, In: Addiction. 105, 3, p. 529-35 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  100. Published

    Impact of injecting drug use on response to highly active antiretroviral treatment in HIV-1-infected patients: a nationwide population-based cohort study

    Larsen, Mette Vang, Omland, L., Gerstoft, Jan, Røge, B. T., Larsen, C. S., Pedersen, G., Kronborg, Gitte & Obel, Niels, 1 Dec 2010, In: Scandinavian Journal of Infectious Diseases. 42, 11-12, p. 917-23 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

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