title: Opioid antagonist adjuncts to epidural morphine for postcesarean analgesia: maternal outcomes.
authors.forename: J
authors.initials: J
authors.lastname: Eisenach
mesh_terms: D015360:Analgesia, Epidural; D016362:Analgesia, Obstetrical; D002077:Butorphanol / Q000008:administration & dosage / Q000009:adverse effects*; D002585:Cesarean Section; D005260:Female; D006801:Humans; D009020:Morphine / Q000627:therapeutic use*; D011247:Pregnancy
chemical_list: D009020:Morphine; D002077:Butorphanol