1. Department of Epidemiology Harvard T.H. Chan School of Public Health Boston MA USA
2. Mississauga Academy of Medicine University of Toronto Mississauga Mississauga ON Canada
3. Department of Psychiatry Harvard Medical School Boston MA USA
4. Cardiovascular Epidemiology Research Unit Beth Israel Deaconess Medical Center Boston MA USA
5. Departamento de Gineco Obstetricia Universidad Nacional Mayor de San Marcos Lima Peru
6. Facultad de Medicina Universidad de San Martin de Porres Lima Peru
7. Asociación Civil Proyectos en Salud Lima Peru
8. Division of Epidemiology and Biostatistics Department of Obstetrics, Gynecology, and Reproductive Sciences Rutgers Robert Wood Johnson Medical School New Brunswick NJ USA
9. Environmental and Occupational Health Sciences Institute (EOHSI) Rutgers Robert Wood Johnson Medical School Piscataway NJ USA