title: Patient-Controlled Analgesia Versus Intermittent Analgesia Dosing.
authors.forename: H J
authors.initials: HJ
authors.lastname: Christensen
mesh_terms: D000698:Analgesia / Q000191:economics / Q000379:methods*; D006801:Humans; D012107:Research Design; D012646:Self Administration / Q000191:economics