title: [Role of the A2 (Hong Kong) 68 variety of influenza virus in the occurrence of 2 successive influenza epidemics in Kiev (1969 and 1970) and some of its biological properties].
mesh_terms: D000368:Aged; D000818:Animals; D000937:Antigen-Antibody Reactions; D000956:Antigens, Viral / Q000032:analysis; D002642:Chick Embryo; D006801:Humans; D007223:Infant; D007251:Influenza, Human / Q000453:epidemiology* / Q000276:immunology; D008875:Middle Aged; D009975:Orthomyxoviridae / Q000302:isolation & purification*; D014455:Ukraine
chemical_list: D000956:Antigens, Viral
vernacular_title: Rol' virusu hrypu riznovydnosti A2 (Honkong) 68 u vynyknenni dvokh poslidovnykh epidemii hrypu v Kyievi (1969 i 1970 rr.) ta ioho beiaki biolohichni vlastyvosti.