The routine use of lumbar epidural anaesthesia in obstetrics: a clinical review of 9,532 cases.
D000758:Anesthesia; D000767:Anesthesia, Epidural; D000773:Anesthesia, Obstetrical; D005260:Female; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy
ANESTHESIA, OBSTETRICAL