[Current problems of hygiene of preschool children in the USSR].
D002656:Child Day Care Centers / Q000592:standards*; D002675:Child, Preschool; D006128:Growth; D006801:Humans; D006920:Hygiene; D009724:Nurseries, Infant / Q000592:standards*; D014586:USSR
Sovremennye problemy gigieny deteĭ doshkol'nogo vozrasta.