1. Department of Global Health, University of Washington, Seattle2Centre for Clinical Research Kenya Medical Research Institute, Nairobi, Kenya3Department of Obstetrics and Gynaecology, Kenyatta National Hospital, Nairobi, Kenya
2. Department of Global Health, University of Washington, Seattle
3. Department of Global Health, University of Washington, Seattle4Department of Medicine, University of Washington, Seattle5Department of Epidemiology, University of Washington, Seattle
4. Department of Global Health, University of Washington, Seattle6Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, Washington
5. Department of Global Health, University of Washington, Seattle7Department of Obstetrics and Gynecology, University of Washington, Seattle8Centre for Microbiology Research, Kenya Medical Research Institute, Nairobi, Kenya
6. Department of Global Health, University of Washington, Seattle4Department of Medicine, University of Washington, Seattle5Department of Epidemiology, University of Washington, Seattle9Department of Pediatrics, University of Washington, Seattle
7. The AIDS Support Organization (TASO), Kampala, Uganda
8. Department of Reproductive Health, Moi University, Eldoret, Kenya
9. Division of Infectious Disease, Massachusetts General Hospital, Boston13Center for Global Health, Massachusetts General Hospital, Boston
10. Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya