[Results of 50 years of mother and child welfare in the USSR].
D002669:Child Welfare / Q000266:history*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008429:Maternal Welfare / Q000266:history*; D011247:Pregnancy; D014586:USSR
Výsledky dosazené za 50 let trvání SSSR v péci o matku a dítĕ.