title: The relief of pain in labour with demerol.
authors.forename: W D
authors.initials: WD
authors.lastname: FLATT
mesh_terms: D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D000776:Anesthesiology; D005260:Female; D006176:Gynecology; D006801:Humans; D007743:Labor, Obstetric; D008614:Meperidine; D009774:Obstetrics; D010146:Pain; D004364:Pharmaceutical Preparations; D011247:Pregnancy
chemical_list: D004364:Pharmaceutical Preparations; D008614:Meperidine