Why epidurals are not more widely used.
D000767:Anesthesia, Epidural; D000773:Anesthesia, Obstetrical; D000776:Anesthesiology; D005260:Female; D006801:Humans; D008880:Midwifery; D009774:Obstetrics; D011247:Pregnancy; D006113:United Kingdom; D000078329:Workforce