title: Patient-controlled analgesia--a pharmacy service.
authors.forename: A
authors.initials: A
authors.lastname: Richards
mesh_terms: D016058:Analgesia, Patient-Controlled / Q000592:standards*; D002985:Clinical Protocols / Q000592:standards; D005240:Feasibility Studies; D006801:Humans; D010607:Pharmacy Service, Hospital / Q000458:organization & administration / Q000592:standards*