1. Women's Global Health Imperative (WGHI), RTI International, San Francisco, California.
2. Department of Prevention Medicine, Center for AIDS Prevention Studies (CAPS), University of California San Francisco, California.
3. Wits Reproductive Health and HIV Institute (Wits RHI), Johannesburg, South Africa.
4. Makerere University—Johns Hopkins University Research Collaboration, Kampala, Uganda.
5. Medical Research Council, Durban, South Africa.
6. UZ-UCSF Collaborative Research Programme, Harare, Zimbabwe.
7. Department of Global Health, Medicine, and Epidemiology, University of Washington, Seattle, Washington.