Affiliation: | aDepartment of Nutritional Sciences, Pennsylvania State University, State College, PA;bHarvard School of Public Health, Boston, MA;cChildren’s Hospital, Boston, MA;dNational Institute of Perinatology, Mexico City, Mexico;eNational Institute of Public Health, Cuernavaca, Mexico;fSubsecretaría de Prevención y Promoción de la Salud, Secretería de Salud, Mexico;gUniversity of Michigan School of Public Health, Ann Arbor, MI;hChanning Laboratory, Boston, MA |