About the Authors

Patrick Ndase

Affiliation Department of Global Health, University of Washington, Seattle, United States of America

Connie Celum

Affiliations Department of Global Health, University of Washington, Seattle, United States of America, Department of Medicine, University of Washington, Seattle, United States of America, Department of Epidemiology, University of Washington, Seattle, United States of America

Lara Kidoguchi

Affiliation Department of Global Health, University of Washington, Seattle, United States of America

Allan Ronald

Affiliations Department of Medicine, University of Manitoba, Winnipeg, Canada, Infectious Disease Institute, Makerere University, Kampala, Uganda

Kenneth H. Fife

Affiliation Department of Medicine, Indiana University, Indianapolis, United States of America

Elizabeth Bukusi

Affiliations Department of Global Health, University of Washington, Seattle, United States of America, Department of Obstetrics and Gynecology, University of Nairobi and Kenyatta National Hospital, Nairobi, Kenya, Center for Microbiology Research, Kenya Medical Research Institute, Nairobi, Kenya, Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, United States of America

Deborah Donnell

Affiliations Department of Global Health, University of Washington, Seattle, United States of America, Statistical Center for HIV/AIDS Research and Prevention, Fred Hutchinson Cancer Research Center, Seattle, United States of America

Jared M. Baeten

jbaeten@u.washington.edu

Affiliations Department of Global Health, University of Washington, Seattle, United States of America, Department of Medicine, University of Washington, Seattle, United States of America, Department of Epidemiology, University of Washington, Seattle, United States of America

for the Partners PrEP Study Team

Membership of the Partners PrEP Study Team is listed in the Acknowledgments.

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PN CC LK AR KF EB DD JB. Performed the experiments: PN CC LK AR KF EB DD JB. Analyzed the data: PN CC LK AR KF EB DD JB. Contributed reagents/materials/analysis tools: PN CC LK AR KF EB DD JB. Wrote the paper: PN CC LK AR KF EB DD JB.