[Epidemic and clinico-virusologic data on poliomyelitis in Leningrad before and after vaccination (1940-1962)].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006801:Humans; D011051:Poliomyelitis / Q000453:epidemiology*; D014586:USSR; D014611:Vaccination
Epidemiologicheskie i nekotorye kliniko-virusologicheskie dannye o poliomielite v Leningrade do i posle vaktsinatsii (1940-1962 gg.)