title: Beware: the Beijing flu is coming. Immunization--with new Medicare coverage--provides some protection.
authors.forename: R N
authors.initials: RN
authors.lastname: Butler
mesh_terms: D000818:Animals; D006801:Humans; D007114:Immunization; D007251:Influenza, Human / Q000453:epidemiology / Q000276:immunology*; D006278:Medicare; D014481:United States