General anaesthesia for myelography.
D000768:Anesthesia, General; D001463:Barbiturates; D001795:Blood Pressure Determination / Q000295:instrumentation; D002648:Child; D002675:Child, Preschool; D006221:Halothane; D006339:Heart Rate; D006801:Humans; D008991:Monitoring, Physiologic; D009192:Myelography; D009609:Nitrous Oxide; D011229:Preanesthetic Medication; D012119:Respiration; D013118:Spinal Cord Diseases / Q000000981:diagnostic imaging
D001463:Barbiturates; D009609:Nitrous Oxide; D006221:Halothane