title: Intraspinal narcotics for obstetric analgesia.
authors.forename: S C
authors.initials: SC
authors.lastname: Hughes
mesh_terms: D016362:Analgesia, Obstetrical; D005260:Female; D006801:Humans; D007278:Injections, Spinal; D009294:Narcotics / Q000008:administration & dosage*; D011247:Pregnancy
chemical_list: D009294:Narcotics