Regional anesthesia for surgery.
D000005:Abdomen / Q000601:surgery; D000765:Anesthesia, Conduction / Q000009:adverse effects; D000775:Anesthesia, Spinal; D001132:Arm / Q000601:surgery; D001340:Autonomic Nerve Block; D006257:Head / Q000601:surgery; D006801:Humans; D007866:Leg / Q000601:surgery; D008318:Malpractice; D009333:Neck / Q000601:surgery; D010502:Perineum / Q000601:surgery; D013116:Spinal Cord / Q000601:surgery; D013131:Spine / Q000601:surgery; D013514:Surgical Procedures, Operative; D013903:Thoracic Surgery; D013909:Thorax / Q000601:surgery; D013997:Time Factors