1. Department of Obstetrics, Gynecology & Reproductive Sciences; University of California; San Francisco (UCSF); San Francisco CA USA
2. Department of Medicine; Center for AIDS Prevention Studies; UCSF; San Francisco CA USA
3. Institute for Disease Modeling; University of Washington; Seattle Washington USA
4. Infectious Diseases Research Collaboration (IDRC); Makerere University (MU-UCSF); Kampala Uganda
5. Kenya Medical Research Institute (KEMRI); Nairobi Kenya
6. Department of Medicine; Division of HIV, Infectious Diseases and Global Medicine; UCSF; San Francisco CA USA