Retrospective evaluation of all anesthetic care.
D000368:Aged; D000758:Anesthesia; D000775:Anesthesia, Spinal; D005260:Female; D006801:Humans; D008012:Lidocaine; D008297:Male; D008318:Malpractice; D008875:Middle Aged; D012189:Retrospective Studies
D008012:Lidocaine