[Evolution of exchanges among children during the first two years of life (a study carried out in a day nursery) (author's transl)].
D002656:Child Day Care Centers; D002657:Child Development; D003142:Communication; D004777:Environment; D006801:Humans; D007223:Infant; D009633:Nonverbal Communication
Evolution des échanges entre enfants au cours des deux premières années de la vie. Etude réalisée en crèche.