[Reproduction of the population of the Chuvash ASSR].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008875:Middle Aged; D011158:Population Growth; D011247:Pregnancy; D014586:USSR; D014798:Vital Statistics
Vosproizvodstvo naseleniia Chuvashkoĭ ASSR.