title: Clinical features of influenza a virus infection in older hospitalized persons.
authors.forename: Paul J
authors.initials: PJ
authors.lastname: Drinka
authors.forename: Peggy
authors.initials: P
authors.lastname: Krause
authors.forename: Lori
authors.initials: L
authors.lastname: Nest
mesh_terms: D000368:Aged; D000998:Antiviral Agents / Q000627:therapeutic use; D006146:Guanidines; D006801:Humans; D009980:Influenza A virus / Q000302:isolation & purification*; D007251:Influenza, Human / Q000175:diagnosis* / Q000188:drug therapy; D007297:Inpatients; D011714:Pyrans; D012680:Sensitivity and Specificity; D012794:Sialic Acids / Q000627:therapeutic use; D053243:Zanamivir
chemical_list: D000998:Antiviral Agents; D006146:Guanidines; D011714:Pyrans; D012794:Sialic Acids; D053243:Zanamivir