Concepedia

Helen Rees

HR

Statistics

Publications

165

Citations

12.3K

H-Index

59

Active since

1997

Affiliations

University of the Witwatersrand(Current)

London School of Hygiene & Tropical Medicine

University of Washington

Perinatal HIV Research Unit

University of Cape Town

Helen Rees is an author at University of the Witwatersrand specializing in public health, medicine, and sexual health.

Top concepts

Public HealthMedicineSexual HealthHivSexual And Reproductive HealthGynecologyContraceptionGlobal HealthReproductive HealthEpidemiology

Publications per year

1997–2024

165

Publications

165

Effectiveness of COL-1492, a nonoxynol-9 vaginal gel, on HIV-1 transmission in female sex workers: a randomised controlled trial

Lut Van Damme, Gita Ramjee, Michel Alary et al. · The Lancet · 2002 · 795 citations

Female Sex Workers, Sexual Health, Contraception +10

Young people's sexual health in South Africa: HIV prevalence and sexual behaviors from a nationally representative household survey

Audrey Pettifor, Helen Rees, Immo Kleinschmidt et al. · AIDS · 2005 · 651 citations

Severe acute maternal morbidity: a pilot study of a definition for a near‐miss

Gerald D. Mantel, Eckhart Buchmann, Helen Rees et al. · BJOG An International Journal of Obstetrics & Gynaecology · 1998 · 454 citations

Use of hormonal contraceptives and risk of HIV-1 transmission: a prospective cohort study

Renee Heffron, Deborah Donnell, Helen Rees et al. · The Lancet Infectious Diseases · 2011 · 420 citations · Full text

Contraceptive Use, Contraception, Sexual Health +15

SARS-CoV-2 Variants and Vaccines

Philip R. Krause, Thomas R. Fleming, Ira M. Longini et al. · New England Journal of Medicine · 2021 · 418 citations · Full text

Virus Epidemiology, Immunology, Covid-19 Epidemiology +17

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