risque (4) Risk (4) Health (4) santé (3) Birth (3) Pregnancy (3) Parturition (3) Labor (Obstetrics) (3) Health (3) Childbirth (3) Birth (3) Pregnancy (3) cohorte (3) naissance (3) région (2) association (2) exposition (2) épidémiologie (2) index (2) Epidemiology (2) Children (2) Year (2) Women (2) Social groups (2) Population (2) Months (2) Matter (2) French (2) Epidemiology (2) Children (2)