1. HIV Center for Clinical and Behavioral Studies, Department of Psychiatry, Division of Gender, Sexuality and Health, New York State Psychiatric Institute and Columbia University, New York, NY, USA
2. Women and Health Initiative, Harvard T.H. Chan School of Public Health, Boston, MA, USA
3. Ibis Reproductive Health, Cambridge, MA, USA
4. South African Medical Research Council, HIV Prevention Research Unit, Durban, South Africa
5. Hornby Zeller Associates, Inc., South Portland, ME, USA
6. The Presidency Republic of South Africa, Pretoria, South Africa
7. Department of Sociology and Anthropology, College of the Holy Cross, Worcester, MA, USA
8. Joseph Mailman School of Public Health, Department of Epidemiology, Columbia University, New York, NY, USA