Influenza A2-Hong Kong-68 in an infectious diseases unit in Leeds.
D000328:Adult; D000368:Aged; D002675:Child, Preschool; D003168:Complement Fixation Tests; D004739:England; D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology* / Q000401:mortality; D008297:Male; D008875:Middle Aged; D009975:Orthomyxoviridae / Q000145:classification