title: Antigenic analysis of influenza A virus surface antigens: considerations for the nomenclature of influenza virus. Brief review.
mesh_terms: D000954:Antigens, Surface / Q000032:analysis*; D000956:Antigens, Viral / Q000032:analysis* / Q000145:classification; D006389:Hemagglutinins, Viral / Q000032:analysis* / Q000145:classification; D009980:Influenza A virus / Q000276:immunology*; D009439:Neuraminidase / Q000276:immunology; D009626:Terminology as Topic
chemical_list: D000954:Antigens, Surface; D000956:Antigens, Viral; D006389:Hemagglutinins, Viral; D009439:Neuraminidase