[Social hygiene studies of patients with cardiovascular diseases].
D000293:Adolescent; D000328:Adult; D000368:Aged; D002318:Cardiovascular Diseases / Q000453:epidemiology* / Q000401:mortality; D002648:Child; D006801:Humans; D008875:Middle Aged; D012106:Research; D012959:Socioeconomic Factors; D014586:USSR
Sotsial'no-gigienicheskie issledovaniia bol'nykh s serdechno- -sosudistmi zaboleveniiami.