title: Patient actuation of PCA.
authors.forename: P
authors.initials: P
authors.lastname: McLaren
authors.forename: N
authors.initials: N
authors.lastname: Gill
mesh_terms: D016058:Analgesia, Patient-Controlled / Q000295:instrumentation*; D001172:Arthritis, Rheumatoid; D001698:Biomedical Engineering / Q000295:instrumentation; D004867:Equipment Design; D006801:Humans; D009104:Multiple Trauma