1. Department of Global Health University of Washington Seattle Washington USA
2. Centre for Clinical Research Kenya Medical Research Institute Nairobi Kenya
3. Centre for Microbiology Research Kenya Medical Research Institute Nairobi Kenya
4. Department of Obstetrics and Gynecology University of Washington Seattle Washington USA
5. School of Public Health Jomo Kenyatta University of Agriculture and Technology Nairobi Kenya
6. Department of Epidemiology University of Washington Seattle Washington USA
7. Department of Medicine University of Washington Seattle Washington USA
8. Gilead Sciences Foster City CA USA