1. Department of Health Services, Policy & Practice, Brown University, Providence, RI, USA
2. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA
3. Academic Model Providing Access to Healthcare (AMPATH), Eldoret, Kenya
4. Department of Behavioral Science, Moi University, College of Health Sciences, School of Medicine, Eldoret, Kenya
5. Department of Epidemiology, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
6. Fairbanks School of Public Health, Indiana University, Indianapolis, IN, USA
7. Regenstrief Institute, Indianapolis, IN, USA
8. Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA
9. Division of Global Health Equity, Department of Medicine, Brigham and Women’s Hospital, Boston, MA, USA