[Psycho-pharmacological synergism in labor].
D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D004420:Dystocia / Q000628:therapy*; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D009774:Obstetrics; D011247:Pregnancy
ANESTHESIA, OBSTETRICAL; DYSTOCIA/therapy; LABOR