title: Comparing the efficacy of epidural opiates with that of patient-controlled analgesia.
authors.forename: A H
authors.initials: AH
authors.lastname: Hord
mesh_terms: D000698:Analgesia; D015360:Analgesia, Epidural; D006801:Humans; D009294:Narcotics; D010349:Patient Compliance
chemical_list: D009294:Narcotics