1. Department of Global Health and Social Medicine, Harvard Medical School and
2. Departments of Global Health and Population,
3. Center on the Developing Child, Harvard University, Cambridge, Massachusetts;
4. Epidemiology, and
5. Nutrition, Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts;
6. Ifakara Health Institute, Dar es Salaam, Tanzania; and
7. Department of Psychiatry and Mental Health, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania