title: [Serological evidence of the circulation of various variants of the influenza type A viruses among migratory birds in northern and western zones of the USSR].
mesh_terms: D000818:Animals; D000888:Antibodies, Anti-Idiotypic / Q000032:analysis; D000914:Antibodies, Viral / Q000032:analysis; D001717:Birds / Q000276:immunology*; D004372:Ducks / Q000276:immunology; D004957:Estonia; D014644:Genetic Variation; D006385:Hemagglutination Inhibition Tests; D009439:Neuraminidase / Q000032:analysis; D009975:Orthomyxoviridae / Q000201:enzymology / Q000276:immunology*; D012621:Seasons; D014586:USSR
chemical_list: D000888:Antibodies, Anti-Idiotypic; D000914:Antibodies, Viral; D009439:Neuraminidase
vernacular_title: Serologicheskie dokazatel'stva tsirkuliatsii raznykh variantov virusov grippa tipa A sredi pereletnykh ptits v severnoĭ i zapadnoĭ zonakh SSS.