About the Authors

Ariane van der Straten

ariane@rti.org

Affiliations Women’s Global Health Imperative, RTI International, San Francisco, California, United States of America, Center for AIDS Prevention Studies, Department of Medicine, UCSF, San Francisco, California, United States of America

Jonathan Stadler

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

Elizabeth Montgomery

Affiliation Women’s Global Health Imperative, RTI International, San Francisco, California, United States of America

Miriam Hartmann

Affiliation Women’s Global Health Imperative, RTI International, San Francisco, California, United States of America

Busiswe Magazi

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

Florence Mathebula

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

Katie Schwartz

Affiliation FHI 360, Research Triangle Park, North Carolina, United States of America

Nicole Laborde

Affiliation Women’s Global Health Imperative, RTI International, San Francisco, California, United States of America

Lydia Soto-Torres

Affiliation Division of AIDS, National Institute of Allergy and Infectious Diseases/National Institutes of Health, Bethesda, Maryland, United States of America

Competing Interests

MTN-003C complies with all National Institutes of Health (NIH) data sharing policies. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AVDS JS ETM. Performed the experiments: JS BM FM KS. Analyzed the data: AVDS JS ETM BM FM MH NL. Contributed reagents/materials/analysis tools: AVDS JS ETM BM MH NL KS. Wrote the paper: AVDS JS ETM BM FM MH NL KS LST.