Peridural anesthesia.
D000758:Anesthesia; D000767:Anesthesia, Epidural; D000775:Anesthesia, Spinal; D000776:Anesthesiology; D006801:Humans; D013519:Urogenital Surgical Procedures; D014566:Urogenital System / Q000601:surgery*
ANESTHESIA, SPINAL; UROGENITAL SYSTEM/surgery