[Studies on the effect of outside noise on the afternoon sleep of children in nursery schools].
D002675:Child, Preschool; D003604:Czechoslovakia; D006801:Humans; D009622:Noise / Q000009:adverse effects*; D012572:School Health Services; D012578:Schools, Nursery; D012890:Sleep
Untersuchungen zum Einfluss des Aussenlärms auf den Nachmittagsschlaf von Kindern in Kindergärten.