[N.K. Krupskaia and maternal and child health care in the USSR].
D002654:Child Care / Q000266:history*; D005260:Female; D006266:Health Education / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008429:Maternal Welfare / Q000266:history*; D011634:Public Health / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
N.K. Krupskaia i okhrana materinstva i detstva v nasheĭ strane.