Publications

Macha M.E, Qi W, Seiffert S.N, Bösch A, Kohler P, Urassa H.M, Haller S, West E, Rohacek M.W, Babouee Flury B. High prevalence of fecal carriage of extended-spectrum beta-lactamase producing Enterobacterales among patients with urinary tract infections in rural Tanzania. Front Microbiol. 2025;15:1517182. DOI: 10.3389/fmicb.2024.1517182

Mapesi H, Rohacek M, Vanobberghen F, Gupta R, Wilson H.I, Lukau B, Amstutz A, Lyimo A, Muhairwe J, Senkoro E, Byakuzana T, Nkouabi J, Mbunda G, Siru J, Tarr A, Ramapepe E, Mphunyane M, Oehri J, Nemtsova V, Yan X, Bresser M, Glass T.R, Paris D.H, Fink G, Gingo W, Labhardt N.D, Burkard T, Weisser M. Treatment strategies to control blood pressure in people with hypertension in Tanzania and Lesotho: a randomized clinical trial. JAMA Cardiol. 2025(in press). DOI: 10.1001/jamacardio.2024.5124

Matimbwa H, Lolo S.A, Matoy L.S, Ndaki R, Ngahyoma S, Mollel H.A, Luoga E, Vanobberghen F, Vianney J.M, Idindili B, Weisser M, KIULARCO Study Group. Factors contributing to retention in care and treatment adherence among people living with HIV returning to care in South-eastern Tanzania: a qualitative study. HIV AIDS (Auckl). 2025;17:39-57. DOI: 10.2147/hiv.S492673

Weisser M, Mapesi H, Vanobberghen F, Okuma J, Eichenberger A, Wilson H.I, Paris D.H, Kalinjuma A.V, Luoga E, Wilson L, Glass T.R, Franzeck F.C, KIULARCO Study Group. Body weight changes in people with HIV starting dolutegravir versus efavirenz-based regimens in a large cohort in rural Tanzania. Aids. 2025;39(4):362-372. DOI: 10.1097/qad.0000000000004085

Brasier N, Wang J, Gao W, Sempionatto J.R, Dincer C, Ates H.C, Güder F, Olenik S, Schauwecker I, Schaffarczyk D, Vayena E, Ritz N, Weisser M, Mtenga S, Ghaffari R, Rogers J.A, Goldhahn J. Applied body-fluid analysis by wearable devices. Nature. 2024;636(8041):57-68. DOI: 10.1038/s41586-024-08249-4

Brown J.A, Ringera I.K, Luoga E, Bresser M, Mothobi B, Kabundi L, Ilunga M, Mokhele K, Isaac A.B, Tsoaeli N, Mbaya T, Simba B, Mayogu K, Mabula E, Cheleboi M, Molatelle M, Kimera N, Mollel G.J, Sando D, Tschumi N, Amstutz A, Thahane L, Hlasoa M.M, Kayembe B.P, Muhairwe J, Klimkait T, Glass T.R, Weisser M, Labhardt N.D. Resistance-informed versus empirical management of viraemia in children and adolescents with HIV in Lesotho and Tanzania (GIVE MOVE trial): a multisite, open-label randomised controlled trial. Lancet Glob Health. 2024;12(8):e1312-e1322. DOI: 10.1016/s2214-109x(24)00183-9

González Fernández L, Firima E, Gupta R, Sematle M.P, Khomolishoele M, Molulela M, Bane M, Meli R, Tlahani M, Lee T, Chammartin F, Gerber F, Lejone T.I, Ayakaka I, Weisser M, Amstutz A, Labhardt N.D. Prevalence and determinants of cardiovascular risk factors in Lesotho: a population-based survey. Int Health. 2024;16:313–324. DOI: 10.1093/inthealth/ihad058

Katende A, Roos L, Urio V.Z, Mahundi E, Myovela V, Mnzava D, Mlula C, Chitimbwa C, Raphael D.M, Gingo W, Franzeck F.C, Paris D.H, Elzi L, Weisser M, Rohacek M. Recovery of left ventricular systolic function in peripartum cardiomyopathy: an observational study from rural Tanzania. BMC Cardiovasc Disord. 2024;24:243. DOI: 10.1186/s12872-024-03906-y

Luoga E, Okuma J, Moshi L, Sigalla G, Mnzava D, Paris D.H, Glass T.R, Vanobberghen F, Weisser M, Mollel G.J, KIULARCO working group. Viral suppression and adherence in adolescents living with HIV in rural Tanzania. PLoS One. 2024;19(12):e0315866. DOI: 10.1371/journal.pone.0315866

Magnolini R, Staehelin S, Senkoro E, Kruijver M, Krinke E, Weisser M. Effectiveness and acceptance of group therapy as a mental health intervention for people living with HIV in Africa: a scoping literature review. AIDS Care. 2024;36(7):870-884. DOI: 10.1080/09540121.2023.2298779

Matoy L.S, Tarimo F.S, Kosia E.M, Mkunda J.J, Weisser M, Mtenga S. Healthcare workers' experiences and challenges in managing gender-based violence among HIV-positive women living in southern, Tanzania: a qualitative study. HIV AIDS (Auckl). 2024;16:275-287. DOI: 10.2147/hiv.S438672

Ndege R, Rohacek M, Bani F, Ngome O, Okuma J, Sasamalo M, Mnzava D, Reither K, Vanobberghen F, Hella J, Paris D.H, Weisser M. Diagnostic yield of urine Xpert MTB/RIF ultra in adults with suspected extrapulmonary tuberculosis. Open Forum Infect Dis. 2024;11(7):ofae338. DOI: 10.1093/ofid/ofae338

Anton-Vazquez V, Mnzava D, Okuma J, Mlembe S, Lo Riso L, Sanchez J.M, Ndege R, Vedastus Kalinjuma A, Kimera N, Eichenberger A, Nicoletti G.J, Wilson H, Vanobberghen F, Weisser M, KIULARCO Study Group. Improving anaemia diagnosis using peripheral blood smear with remote interpretation in adults living with HIV with moderate to severe anaemia: a prospective study nested within the Kilombero and Ulanga antiretroviral cohort. PLoS One. 2023;18(10):e0293084. DOI: 10.1371/journal.pone.0293084

Kalinjuma A.V, Glass T.R, Masanja H, Weisser M, Msengwa A.S, Vanobberghen F, Otwombe K. Statistical methods applied for the assessment of the HIV cascade and continuum of care: a systematic scoping review. BMJ Open. 2023;13(11):e071392. DOI: 10.1136/bmjopen-2022-071392

Kalinjuma A.V, Hussey H, Mollel G.J, Letang E, Battegay M, Glass T.R, Paris D, Vanobberghen F, Weisser M, KIULARCO study group. Body mass index trends and its impact of under and overweight on outcome among PLHIV on antiretroviral treatment in rural Tanzania: a prospective cohort study. PLoS One. 2023;18(8):e0290445. DOI: 10.1371/journal.pone.0290445

Mnzava D, Okuma J, Ndege R, Kimera N, Ntamatungiro A, Nyuri A, Byakuzana T, Abilahi F, Mayeka P, Temba E, Fanuel T, Glass T.R, Klimkait T, Vanobberghen F, Weisser M, KIULARCO Study Group. Decentralization of viral load testing to improve HIV care and treatment cascade in rural Tanzania: observational study from the Kilombero and Ulanga Antiretroviral Cohort. BMC Infect Dis. 2023;23:222. DOI: 10.1186/s12879-023-08155-6

Ndege R, Ngome O, Vanobberghen F, Bani F, Temba Y, Wilson H, Hella J, Gingo W, Sasamalo M, Mnzava D, Kimera N, Hiza H, Wigayi J, Mapesi H, Kato I.B, Mhimbira F, Reither K, Battegay M, Paris D.H, Weisser M, Rohacek M. Ultrasononography in managing extrapulmonary tuberculosis: a randomized, controlled, parallel, superiority, open-label trial. Clin Infect Dis. 2023;76(6):1013-1021. DOI: 10.1093/cid/ciac871

Ntamatungiro A.J, Eichenberger A, Okuma J, Vanobberghen F, Ndege R, Kimera N, Francis J.M, Kagura J, Weisser M, Kilombero and Ulanga Antiretroviral Cohort (KIULARCO) Study Group. Transitioning to dolutegravir in a programmatic setting: virological outcomes and associated factors among treatment-naive patients with HIV-1 in the Kilombero and Ulanga Antiretroviral Cohort in rural Tanzania. Open Forum Infect Dis. 2023;10(7):ofad321. DOI: 10.1093/ofid/ofad321

Bauer M, Kitila F, Mwasongwe I, Abdallah I.S, Siongo E, Kasunga S, Gingo W, Ndege R, Hasler K, Paris D.H, Weisser Rohacek M, Rohacek M. Ultrasonographic findings in patients with abdominal symptoms or trauma presenting to an emergency room in rural Tanzania. PLoS One. 2022;17(6):e0269344. DOI: 10.1371/journal.pone.0269344

Magnolini R, Senkoro E, Kalinjuma A.V, Kitau O, Kivuma B, Samson L, Eichenberger A, Mollel G.J, Krinke E, Okuma J, Ndege R, Glass T, Mapesi H, Vanobberghen F, Battegay M, Weisser M. Stigma-directed services (Stig2Health) to improve 'linkage to care' for people living with HIV in rural Tanzania: study protocol for a nested pre-post implementation study within the Kilombero and Ulanga Antiretroviral Cohort. AAS Open Res. 2022;5:14. DOI: 10.12688/aasopenres.13353.2

Mollel G.J, Moshi L, Hazem H, Eichenberger A, Kitau O, Mapesi H, Glass T.R, Paris D.H, Weisser M, Vanobberghen F. Causes of death and associated factors over a decade of follow-up in a cohort of people living with HIV in rural Tanzania. BMC Infect Dis. 2022;22:37. DOI: 10.1186/s12879-021-06962-3

Ndege R.C, Okuma J, Kalinjuma A.V, Mkumbo J, Senkoro E, Fue G, Samson L, Mapesi H, Shabani S, Glass T.R, Battegay M, Paris D.H, Vanobberghen F, Weisser M, KIULARCO Study Group. Failure to return pillbox is a predictor of being lost to follow-up among people living with HIV on antiretroviral therapy in rural Tanzania. HIV Med. 2022;23(6):661-672. DOI: 10.1111/hiv.13223

Ntamatungiro A.J, Kagura J, Weisser M, Francis J.M. Pre-treatment HIV-1 drug resistance in antiretroviral therapy-naive adults in Eastern Africa: a systematic review and meta-analysis. J Antimicrob Chemother. 2022;77(12):3231-3241. DOI: 10.1093/jac/dkac338

Stöger L, Katende A, Mapesi H, Kalinjuma A.V, van Essen L, Klimkait T, Battegay M, Weisser M, Letang E. Persistent high burden and mortality associated with advanced HIV disease in rural Tanzania despite uptake of World Health Organization "test and treat" guidelines. Open Forum Infect Dis. 2022;9(12):ofac611. DOI: 10.1093/ofid/ofac611

Weisser M, Rohacek M, Ndege R, Luoga E, Katende A, Mollel G.J, Gingo W, Vanobberghen F, Paris D.H, Hatz C, Battegay M, on behalf of the Kiularco Study Group. The Chronic Diseases Clinic of Ifakara (CDCI): establishing a model clinic for chronic care delivery in rural sub-Saharan Africa. Diseases. 2022;10(4):72. DOI: 10.3390/diseases10040072

Kümmerle A, Sikalengo G, Vanobberghen F, Ndege R.C, Foe G, Schlaeppi C, Burri C, Battegay M, Paris D.H, Glass T.R, Weisser M, Marzolini C, Kiularco Study Group. Recognition and management of clinically significant drug-drug interactions between antiretrovirals and co-medications in a cohort of people living with HIV in rural Tanzania: a prospective questionnaire-based study. J Antimicrob Chemother. 2021;76(10):2681-2689. DOI: 10.1093/jac/dkab254

Magnolini R, Senkoro E, Vanobberghen F, Weisser M. "Linkage to care" among people living with HIV - definition in the era of "universal test and treat" in a sub-Sahara African setting. Swiss Med Wkly. 2021;151:w20535. DOI: 10.4414/smw.2021.20535

Mapesi H, Gupta R, Wilson H.I, Lukau B, Amstutz A, Lyimo A, Muhairwe J, Senkoro E, Byakuzana T, Mphunyane M, Bresser M, Glass T.R, Lambiris M, Fink G, Gingo W, Battegay M, Paris D.H, Rohacek M, Vanobberghen F, Labhardt N.D, Burkard T, Weisser M. The coArtHA trial—identifying the most effective treatment strategies to control arterial hypertension in sub-Saharan Africa: study protocol for a randomized controlled trial. Trials. 2021;22:77. DOI: 10.1186/s13063-021-05023-z

Mapesi H, Okuma J, Franzeck F, Wilson H.I, Senkoro E, Byakuzana T, Ndege R, Vanobberghen F, Glass T.R, Battegay M, Weisser M, Paris D.H, KIULARCO Study Group. Prevalence, incidence and predictors of renal impairment in persons with HIV receiving protease-inhibitors in rural Tanzania. PLoS One. 2021;16(12):e0261367. DOI: 10.1371/journal.pone.0261367

Sanmarti M, Meyer A.C, Jaen A, Robertson K, Tan N, Mapesi H, Samson L, Ndaki R, Battegay M, Tanner M, Weisser M, Dalmau D, Letang E, KIULARCO Study Group. HIV-associated neurocognitive impairment in stable people living with HIV on ART in rural Tanzania. HIV Med. 2021;22(2):102-112. DOI: 10.1111/hiv.12979

Vanobberghen F, Weisser M, Kasuga B, Katende A, Battegay M, Tanner M, Glass T.R, KIULARCO Study Group. Mortality in a cohort of people living with HIV in rural Tanzania, accounting for unseen mortality among those lost to follow-up. Am J Epidemiol. 2021;190(2):251-264. DOI: 10.1093/aje/kwaa176

Arpagaus A, Franzeck F.C, Sikalengo G, Ndege R, Mnzava D, Rohacek M, Hella J, Reither K, Battegay M, Glass T.R, Paris D.H, Bani F, Rajab O.N, Weisser M, Kiularco Study Group. Extrapulmonary tuberculosis in HIV-infected patients in rural Tanzania: the prospective Kilombero and Ulanga antiretroviral cohort. PLoS One. 2020;15(3):e0229875. DOI: 10.1371/journal.pone.0229875

Bircher R.E, Ntamatungiro A.J, Glass T.R, Mnzava D, Nyuri A, Mapesi H, Paris D.H, Battegay M, Klimkait T, Weisser M, Kiularco Study Group. High failure rates of protease inhibitor-based antiretroviral treatment in rural Tanzania - a prospective cohort study. PLoS One. 2020;15(1):e0227600. DOI: 10.1371/journal.pone.0227600

Brown J.A, Ringera I, Luoga E, Cheleboi M, Kimera N, Muhairwe J, Kayembe B.P, Molapo Hlasoa M, Kabundi L, Yav C.W.D, Mothobi B, Thahane L, Amstutz A, Bachmann N, Mollel G.J, Bresser M, Glass T.R, Paris D.H, Klimkait T, Weisser M, Labhardt N.D. Genotype-Informed Versus Empiric Management Of VirEmia (GIVE MOVE): study protocol of an open-label randomised clinical trial in children and adolescents living with HIV in Lesotho and Tanzania. BMC Infect Dis. 2020;20:773. DOI: 10.1186/s12879-020-05491-9

Kalinjuma A.V, Glass T.R, Weisser M, Myeya S.J, Kasuga B, Kisung'a Y, Sikalengo G, Katende A, Battegay M, Vanobberghen F, Kiularco Study Group. Prospective assessment of loss to follow-up: incidence and associated factors in a cohort of HIV-positive adults in rural Tanzania. J Int AIDS Soc. 2020;23(3):e25460. DOI: 10.1002/jia2.25460

Schlaeppi C, Vanobberghen F, Sikalengo G, Glass T.R, Ndege R.C, Foe G, Kümmerle A, Paris D.H, Battegay M, Marzolini C, Weisser M, Kilombero and Ulanga Antiretroviral Cohort (KIULARCO) study group. Prevalence and management of drug-drug interactions with antiretroviral treatment in 2069 people living with HIV in rural Tanzania: a prospective cohort study. HIV Med. 2020;21(1):53-63. DOI: 10.1111/hiv.12801

Albrecht S, Franzeck F.C, Mapesi H, Hatz C, Kalinjuma A.V, Glass T.R, Mnzava D, Letang E, Paris D.H, Battegay M, Weisser M, KIULARCO Study Group. Age-related comorbidities and mortality in people living with HIV in rural Tanzania: data from a prospective cohort study. AIDS. 2019;33(6):1031-1041. DOI: 10.1097/QAD.0000000000002171

Arpagaus A, Weisser M. CME: Extrapulmonale Tuberkulose. Praxis. 2019;108(15):1019-1026. DOI: 10.1024/1661-8157/a003370

Arpagaus A, Weisser M. CME-Antworten: Extrapulmonale Tuberkulose, Praxis Nr. 15. Praxis. 2019;108(15):1105-1106. DOI: 10.1024/1661-8157/a003371

Eichenberger A, Weisser M, Battegay M. HIV im südlichen Afrika: wo stehen wir heute?. Praxis. 2019;108(15):971-976. DOI: 10.1024/1661-8157/a003334