title: [Etiology of influenza in Leningrad in 1979-1981].
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000032:analysis; D004196:Disease Outbreaks / Q000453:epidemiology; D006801:Humans; D007114:Immunization; D009980:Influenza A virus / Q000276:immunology; D007251:Influenza, Human / Q000453:epidemiology / Q000209:etiology* / Q000276:immunology; D051381:Rats; D012426:Russia; D012621:Seasons; D014505:Urban Population
chemical_list: D000956:Antigens, Viral
vernacular_title: Etiologiia grippa v Leningrade v 1979-1981 gg.