Differences in the hemagglutinating and antigenic properties of strains of influenza virus isolated from one outbreak.
D000941:Antigens; D004196:Disease Outbreaks; D006386:Hemagglutination Tests; D006801:Humans; D007251:Influenza, Human; D009975:Orthomyxoviridae
D000941:Antigens
INFLUENZA/virus