1. Division of Nutritional Sciences, Cornell University, Ithaca, NY, USA
2. Center for AIDS Prevention Studies, University of California San Francisco, San Francisco, CA, USA
3. Infectious Diseases Research Collaboration, Kampala, Uganda
4. Department of Medicine, University of California San Francisco, San Francisco, CA, USA
5. Department of Medicine, Makerere University, Kampala, Uganda
6. Division of Infectious Disease, Department of Pediatrics, UCSF Benioff Children's Hospital, University of California San Francisco, San Francisco, CA, USA
7. Department of Obstetrics and Gynecology, University of California San Francisco, San Francisco, CA, USA
8. Department of Anthropology and Global Health Studies, Northwestern University, Evanston, IL, USA
9. Institute for Policy Research, Northwestern University, Evanston, IL, USA