[Alfred Grotjahn and his significance for our time].
D005260:Female; D005858:Germany; D049673:History, 20th Century; D006801:Humans; D006920:Hygiene / Q000266:history*; D007231:Infant, Newborn; D011247:Pregnancy; D012936:Social Medicine / Q000266:history*
Al'fred Grot'ian i ego znachenie dlia nashego vremeni.