Children (2) Girls (2) Children (2) Boys (2) Older people (2) temps (durée) (1) norme (1) établissement scolaire (1) qualité de vie (1) besoin (1) mode de vie (1) plomb (1) inventaire (environnement) (1) information (1) analyse (1) exposition (1) énergie (1) éducation (1) jeune (1) Canton de Vaud (1) Education (1) Birthplace (1) Complications (1) Care (1) Agreement (1) Methods (1) Preschool children (1) Weights and measures (1) Time (1) Swiss (1)