Influenza--United States, 1983-1984 season.
D000328:Adult; D002648:Child; D004196:Disease Outbreaks / Q000453:epidemiology*; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D009975:Orthomyxoviridae / Q000302:isolation & purification; D014481:United States