1. National Cancer Institute, National Institutes of Health Bethesda, Maryland, EE. UU.
2. Environmental Influences on Child Health Outcomes Program, Office of the Director, National Institutes of Health Bethesda, Maryland, EE. UU.
3. Department of Global Health, Milken Institute School of Public Health George Washington University Washington D.C., EE. UU.
4. Department of Epidemiology and Population Health Stanford University Stanford, California, EE. UU.
5. Unidad de Salud y Nutrición, Instituto Costarricense de Investigación y Enseñanza en Nutrición y Salud (INCIENSA), Ministerio de Salud, Tres Ríos Costa Rica
6. USDA/ARS Children's Nutrition Research Center Baylor College of Medicine Houston, Texas, EE. UU.
7. Department of Social and Behavioral Sciences Yale School of Public Health New Haven, Connecticut, EE. UU.
8. Department of Anthropology University of Michigan Ann Arbor, Míchigan, EE. UU.
9. Department of Epidemiology and Biostatistics Dornsife School of Public Health, Drexel University, Filadelfia Pensilvania, EE. UU.
10. Centro de Investigación en Nutrición y Salud, Instituto Nacional de Salud Pública Cuernavaca México
11. Fogarty International Center, National Institutes of Health Bethesda, Maryland, EE. UU.