enfant (5) cohorte (5) association (4) analyse (4) âge (4) Children (4) Ci (Chinese poetry) (4) Social groups (4) Meta-analysis (4) Estimates (4) Children (4) Age (4) Age (4) Analysis (4) Estimates (4) sommeil (3) besoin (3) Union européenne (3) Language (3) Scores (3) Wechsler Preschool and Primary Scale of Intelligence (3) Preschool children (3) Tallies (3) Sleep (3) School children (3) Regression analysis (3) Intellect (3) Eden (3) Day (3) Causation (3)