Respiratory illness in a retirement facility during a community influenza epidemic.
D000368:Aged; D004196:Disease Outbreaks; D006707:Homes for the Aged; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D009820:Ohio; D012141:Respiratory Tract Infections / Q000453:epidemiology*; D014505:Urban Population