title: Patient-controlled analgesia--who benefits?
authors.forename: J A
authors.initials: JA
authors.lastname: Hargreaves
authors.forename: T W
authors.initials: TW
authors.lastname: Johnson
authors.forename: J W
authors.initials: JW
authors.lastname: Watt
mesh_terms: D016058:Analgesia, Patient-Controlled / Q000379:methods*; D006801:Humans; D010149:Postoperative Pain / Q000451:nursing*; D010348:Patient Care Team