title: Analysis of properties of influenza A2 virus strains in the 1968-69 and 1970 epidemics from patients in Moscow town and Moscow region.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000032:analysis; D002642:Chick Embryo; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D006168:Guinea Pigs / Q000276:immunology; D006386:Hemagglutination Tests; D006736:Horses / Q000276:immunology; D006801:Humans; D007106:Immune Sera; D007223:Infant; D007231:Infant, Newborn; D007251:Influenza, Human / Q000453:epidemiology*; D009031:Moscow; D009500:Neutralization Tests; D009975:Orthomyxoviridae / Q000276:immunology / Q000302:isolation & purification*; D012621:Seasons
chemical_list: D000956:Antigens, Viral; D007106:Immune Sera