Headaches following spinal anesthesia for vaginal deliveries; a study of 582 cases.
D000758:Anesthesia; D000775:Anesthesia, Spinal; D000776:Anesthesiology; D036861:Delivery, Obstetric; D005260:Female; D006261:Headache; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy
ANESTHESIA; HEADACHE; LABOR