[International UNICEF seminar on problems of preschool children in the Soviet Union].
D002662:Child Health Services; D002675:Child, Preschool; D006801:Humans; D007391:International Cooperation; D014586:USSR
Mezhdunarodnyĭ seminar IUNISEF po problemam deteĭ doshkol'nogo vozrasta v Sovetskom Soiuze.