title: Patient-controlled opioid analgesia for labour.
authors.forename: J S
authors.initials: JS
authors.lastname: Anwari
mesh_terms: D016362:Analgesia, Obstetrical / Q000379:methods*; D016058:Analgesia, Patient-Controlled / Q000379:methods*; D000701:Analgesics, Opioid; D005260:Female; D006801:Humans; D008614:Meperidine; D010880:Piperidines; D011247:Pregnancy; D000077208:Remifentanil
chemical_list: D000701:Analgesics, Opioid; D010880:Piperidines; D008614:Meperidine; D000077208:Remifentanil