title: Selective epidural analgesia.
mesh_terms: D000698:Analgesia / Q000379:methods*; D000767:Anesthesia, Epidural / Q000379:methods*; D000773:Anesthesia, Obstetrical / Q000379:methods*; D005260:Female; D005283:Fentanyl / Q000008:administration & dosage*; D006801:Humans; D010149:Postoperative Pain / Q000517:prevention & control; D011247:Pregnancy
chemical_list: D005283:Fentanyl