Helgar Musyoki

Ministry of Health — KE

Medicine · Health Sciences

25h-index1.9kcitations83works3.12yr avg
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Research Topics

HIV, Drug Use, Sexual Risk(70), HIV/AIDS Research and Interventions(67), Sex work and related issues(51), Adolescent Sexual and Reproductive Health(18), Hepatitis C virus research(9)

Publications82 total

Impact of scaling up harm reduction interventions on injecting risk behaviours, ART outcomes and HIV incidence among people who inject drugs in Kenya
International Journal of Drug Policy·2025· 4 citedOpen Access
HIV phylogenetic clusters point to unmet hiv prevention, testing and treatment needs among men who have sex with men in kenya
BMC Infectious Diseases·2024Open Access
Exploratory analysis of the potential impact of violence on HIV among female sex workers in Mombasa, Kenya: a mathematical modelling study
BMC Medicine·2024Open Access
Programmatic mapping and estimating the population size of female sex workers, men who have sex with men, people who inject drugs and transgender populations in Kenya
Gates Open Research·2024Open Access
HIV Phylogenetic Clusters Point to Unmet HIV Prevention, Testing and Treatment Needs Among Men Who Have Sex with Men in Kenya
2024Open Access
A sub‐national HIV epidemic appraisal in Kenya: a new approach for identifying priority geographies, populations and programmes for optimizing coverage for HIV prevention
Journal of the International AIDS Society·2024· 17 citedOpen Access
Differential Burden of HIV Among Adolescent Girls and Young Women by Places Associated With Sex Work: An Observational Study in Mombasa, Kenya
JAIDS Journal of Acquired Immune Deficiency Syndromes·2024· 4 citedOpen Access
Expanding options for HIV testing: A process evaluation of a community-led HIV self-testing intervention among men who have sex with men in Kenya
Gates Open Research·2024Open Access
Expanding options for HIV testing: A process evaluation of a community-led HIV self-testing intervention among men who have sex with men in Kenya
Gates Open Research·2023· 1 citedOpen Access
Programmatic mapping and estimating the population size of female sex workers, men who have sex with men, people who inject drugs and transgender populations in Kenya
Gates Open Research·2023· 1 citedOpen Access
From collaborator to colleague: a community-based program science approach for engaging Kenyan communities of gay, bisexual and other men who have sex with men in HIV research
Critical Public Health·2023· 5 cited
Assessing awareness and use of HIV self-testing kits after the introduction of a community-based HIV self-testing programme among men who have sex with men in Kenya
PLOS Global Public Health·2023· 5 citedOpen Access
Programmatic mapping and estimating the population size of female sex workers, men who have sex with men, people who inject drugs and transgender populations in Kenya
Gates Open Research·2023· 2 citedOpen Access
Changes in context, typology and programme outcomes between early and recent periods of sex work among young female sex workers in Mombasa, Kenya: A cross-sectional study
PLoS ONE·2023· 3 citedOpen Access
Predictors of hepatitis C cure among people who inject drugs treated with directly observed therapy supported by peer case managers in Kenya
International Journal of Drug Policy·2023· 8 citedOpen Access
HIV acquisition prior to entry into formal sex work: inference from next-generation viral sequencing
AIDS·2023· 8 citedOpen Access
Assisted Partner Services (APS) for People Who Inject Drugs to Identify Partners Living with HIV and Hepatitis C
SSRN Electronic Journal·2023Open Access
Occupational roles and risks of community-embedded peer educators providing HIV, hepatitis C and harm reduction services to persons who inject drugs in Nairobi, Kenya
PLoS ONE·2022· 7 citedOpen Access
Modelling the impact of HIV and hepatitis C virus prevention and treatment interventions among people who inject drugs in Kenya
AIDS·2022· 17 citedOpen Access
Programmatic mapping and estimating the population size of female sex workers, men who have sex with men, people who inject drugs and transgender populations in Kenya
Gates Open Research·2022· 1 citedOpen Access
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Frequent Co-authors

Parinita Bhattacharjee(28), Shajy Isac(19), James Blanchard(18), Marissa Becker(14), Stephen Moses(13), Sharmistha Mishra(13), Joshua Kimani(11), Robert Lorway(11), Shem Kaosa(10), Japheth Kioko(10), Nicholas Muraguri(9), Janet Musimbi(9), Lyle R. McKinnon(8), Faran Emmanuel(7), Eve Cheuk(7), Peter Gichangi(7), Michael Pickles(7), Samuel Kuria(7), Peter Cherutich(6), Gloria Gakii(6)