[The social ecology concept of the epidemic process of B. L. Cherkaskiĭ].
Kovaleva
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EP
D001424:Bacterial Infections / Q000453:epidemiology / Q000635:transmission; D004196:Disease Outbreaks; D004463:Ecology; D006706:Homeostasis; D006801:Humans; D012931:Social Environment; D014586:USSR
O sotsial'no-ékologischeskoĭ kontseptsii épidemicheskogo protsessa B. L. Chekasskogo.