1. Division of Epidemiology, Dalla Lana School of Public Health, University of Toronto, Toronto, Canada
2. Department of Epidemiology and Medical Statistics, School of Public Health, College of Health Sciences, Moi University, Eldoret, Kenya
3. Academic Model Providing Access to Healthcare (AMPATH) Program, Eldoret, Kenya
4. Department of Biostatistics, Brown University School of Public Health, Providence, Rhode Island
5. Department of Mental Health and Behavioral Sciences, School of Medicine, College of Health Sciences, Moi University, Eldoret, Kenya
6. Department of Pediatrics, Faculty of Medicine, Indiana University, Indianapolis
7. Dean’s Office, Aga Khan University Medical College, East Africa, Nairobi, Kenya
8. Department of Health Services, Policy and Practice, Brown University School of Public Health, Providence, Rhode Island