Vaginal delivery under heavy pontocaine spinal anesthesia.
D000758:Anesthesia; D000775:Anesthesia, Spinal; D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy; D013748:Tetracaine
ANESTHESIA/spinal; OBSTETRICS/pontocaine in