About the Authors

Thesla Palanee-Phillips

Affiliation Wits Reproductive Health and HIV Research Institute, University of the Witswatersrand, School of Clinical Medicine, Johannesburg, South Africa

Katie Schwartz

Affiliation FHI 360, Durham, NC, United States of America

Elizabeth R. Brown

Affiliation Statistical Center for HIV/AIDS Research and Prevention, Fred Hutchinson Cancer Research Center, Seattle, WA, United States of America

Vaneshree Govender

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Nyaradzo Mgodi

Affiliation University of Zimbabwe—University of California San Francisco Collaborative Research Program (UZ-UCSF) Research Collaboration, Harare, Zimbabwe

Flavia Matovu Kiweewa

Affiliation Makerere University-Johns Hopkins University Research Collaboration, Kampala, Uganda

Gonasagrie Nair

Affiliation Centre for AIDS Programme of Research in SA (CAPRISA), Durban, South Africa

Felix Mhlanga

Affiliation University of Zimbabwe—University of California San Francisco Collaborative Research Program (UZ-UCSF) Research Collaboration, Harare, Zimbabwe

Samantha Siva

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Linda-Gail Bekker

Affiliation Desmond Tutu HIV Foundation Clinical Research Site, Cape Town, South Africa

Nitesha Jeenarain

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Zakir Gaffoor

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Francis Martinson

Affiliation UNC Lilongwe Clinical Research Site, Lilongwe, Malawi

Bonus Makanani

Affiliation College of Medicine-John Hopkins University Research Project Queen Elizabeth Central Hospital, Blantyre, Malawi

Sarita Naidoo

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Arendevi Pather

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Jessica Phillip

Affiliation HIV Prevention Research Unit, South African Medical Research Council, Durban, South Africa

Marla J. Husnik

Affiliation Statistical Center for HIV/AIDS Research and Prevention, Fred Hutchinson Cancer Research Center, Seattle, WA, United States of America

Ariane van der Straten

Affiliation RTI International, San Francisco, CA, United States of America

Lydia Soto-Torres

Affiliation Division of AIDS, National Institute of Allergy and Infectious Diseases, National Institutes of Mental Health, and Eunice Shriver Kennedy, National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, MD, United States of America

Jared Baeten

jbaeten@uw.edu

Affiliation Departments of Global Health, Medicine, and Epidemiology, University of Washington, Seattle, WA, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TP-P KS ERB AvdS LS-T JB. Performed the experiments: TP-P KS ERB VG NM FMK GN F. Mhlanga SS L-GB NJ ZG F. Martinson BM SN AP JP MJH AvdS JB. Analyzed the data: ERB MJH. Wrote the paper: TP-P KS ERB VG NM FMK GN F. Mhlanga SS L-GB NJ ZG F. Martinson BM SN AP JP MJH AvdS JB.