Planning worker respiratory protection for pandemic influenza.
D000818:Animals; D001717:Birds; D004196:Disease Outbreaks / Q000517:prevention & control*; D017408:Guidelines as Topic; D006801:Humans; D017053:Infection Control / Q000379:methods / Q000592:standards; D053124:Influenza A Virus, H5N1 Subtype; D007251:Influenza, Human / Q000453:epidemiology*; D010564:Personnel, Hospital; D014481:United States / Q000453:epidemiology; D014489:United States Occupational Safety and Health Administration