title: The National Joint Registry may fail to collect accurate, validated anaesthetic data.
authors.forename: B W
authors.initials: BW
authors.lastname: Howes
authors.forename: P A
authors.initials: PA
authors.lastname: Clarke
authors.forename: T M
authors.initials: TM
authors.lastname: Cook
mesh_terms: D000758:Anesthesia / Q000379:methods*; D019643:Arthroplasty, Replacement / Q000706:statistics & numerical data*; D004739:England; D006801:Humans; D011446:Prospective Studies; D012042:Registries / Q000592:standards*; D014852:Wales