[Characteristics of groups of parturients during the postwar years in Leningrad].
D000328:Adult; D005260:Female; D006801:Humans; D008427:Maternal Health Services; D007744:Obstetric Labor Complications / Q000453:epidemiology*; D011247:Pregnancy; D012426:Russia
Kharakteristika kontingentov rodivshikh v poslevoennye gody v Leningrade.