en_breadcrumb_see_breadcrumbThe Emergence of Health Gaps in Early Life: A Dynamic Analysis of Three National Birth CohortsAbout Share & print About Our datasetsFrance ELFE – Etude Longitudinale Française depuis l’Enfance (French Longitudinal Study of Children)United KingdomMCS – The Millennium Cohort StudyUnited StatesECLS-B - The Early Childhood Longitudinal Study – Birth cohort