title: [Antigenic relationships between influenza B/Hong Kong/72 strains and B/Seattle/1/49].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis; D000956:Antigens, Viral / Q000276:immunology*; D002648:Child; D003429:Cross Reactions; D006801:Humans; D009981:Influenza B virus / Q000145:classification / Q000276:immunology*; D008875:Middle Aged; D009976:Orthomyxoviridae Infections / Q000453:epidemiology
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral