title: Assessment of the antigenic relatedness among H3 hemagglutinins of type A influenza viruses by competition radioimmunoassay.
mesh_terms: D000939:Epitopes; D006389:Hemagglutinins, Viral; D006801:Humans; D009980:Influenza A virus / Q000276:immunology*; D007700:Kinetics; D011863:Radioimmunoassay / Q000379:methods; D013045:Species Specificity
chemical_list: D000939:Epitopes; D006389:Hemagglutinins, Viral