title: Pertusis outbreaks in aged-care facilities.
authors.forename: Mark J
authors.initials: MJ
authors.lastname: Ferson
authors.forename: Peter W
authors.initials: PW
authors.lastname: Robertson
mesh_terms: D000368:Aged; D004196:Disease Outbreaks; D006707:Homes for the Aged; D006801:Humans; D009517:New South Wales / Q000453:epidemiology; D009735:Nursing Homes; D014917:Whooping Cough / Q000453:epidemiology*