1. Division of Global Health Equity, Brigham and Women’s Hospital, Boston, MA, USA
2. Department of Social, Behavioral, and Population Sciences, Tulane University School of Public Health and Tropical Medicine, New Orleans, Louisiana, USA
3. Socios En Salud, Lima, Peru
4. Ministry of Health, Lima, Prevention and Control of HIV, Department of Diseases of Sexual Transmission and Hepatitis Lima, Peru Peruvian State Ministry of Health, Lima, Peru
5. Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA
6. Boston Children’s Hospital, Boston, MA, USA