[Investigations on the functioning of nurseries and kindergartens].
D002648:Child; D002669:Child Welfare; D006801:Humans; D007223:Infant; D007224:Infant Care; D009724:Nurseries, Infant; D012574:Schools
CHILD WELFARE; INFANT CARE
Vizsgálatok a bölcsódék es óvodák múködéséról.