Further chemical studies on the influenza hemagglutination inhibitors present in normal allantoic fluid and a pseudomucineous cyst.
D000818:Animals; D049033:Chorioallantoic Membrane; D003560:Cysts; D006384:Hemagglutination; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007251:Influenza, Human; D009975:Orthomyxoviridae / Q000276:immunology*
INFLUENZA VIRUSES/immunology