1. Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA
2. The Chester M. Pierce, MD Division of Global Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, USA
3. Department of Psychiatry, Harvard Medical School, Boston, Massachusetts, USA
4. Asociación Civil Proyectos en Salud (PROESA), Lima, Peru
5. Facultad de Medicina, Universidad de San Martin de Porres, Lima, Peru