1. Department of Chronic Disease Epidemiology, Yale School of Public Health, New Haven, Connecticut.
2. Center for Interdisciplinary Research on AIDS, Yale University, New Haven, Connecticut.
3. Postgraduate Institute of Medical Education and Research (PGIMER), School of Public Health, Chandigarh, India.
4. Centre for Sexuality and Health Research and Policy (C-SHaRP), Chennai, India.
5. The Fenway Institute, Fenway Health, Boston, Massachusetts.