[Influence of certain socio-hygienic factors on family structure].
D001723:Birth Rate; D005191:Family Characteristics; D005193:Family Planning Services; D005260:Female; D006801:Humans; D008297:Male; D011158:Population Growth; D012111:Residence Characteristics; D012959:Socioeconomic Factors; D014586:USSR; D014798:Vital Statistics
Vliianie nekotorykh sotsial'no-gigienicheskikh faktorov na formirovanie sem'i.