Survey of influenza Hi antibodies in Peninsula Malaysian sera collected before and after the Hongkong 'flu epidemic in 1968.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology / Q000276:immunology*; D008296:Malaysia; D008297:Male; D008875:Middle Aged; D013997:Time Factors
D000914:Antibodies, Viral