[1] Durban International Clinical Research Site, King Edward Hospital, Enhancing Care Foundation, Durban
[2] Center for Biostatistics in AIDS Research, Harvard University T H Chan School of Public Health, Boston
[3] Office of the Global AIDS Coordinator, Department of State, Washington, DC
[4] Department of Obstetrics and Gynaecology, University of KwaZulu Natal, Durban
[5] Gaborone CRS, Princess Marina Hospital, Gaborone
[6] Clinical HIV Research Unit, Faculty of Health Sciences, University of Witwatersrand, Johannesburg
[7] Prevention/Treatment Trials CRS Scottish Livingstone Hospital, Molepolole, Gaborone
[8] Botswana Johns Hopkins Research Project, Blantyre
[9] Parirenyatwa Clinical Trials Research Centre, University of Zimbabwe, Harare
[10] Jennifer Tiu, ACTG Network Coordinating Center, Bethesda
[11] Division of Infectious Disease, Department of Medicine, University of Colorado Medical School, Aurora, CO
[12] Division of Infectious Diseases and Global Public Health, University of California San Diego, San Diego, CA