Electrophysiology and avoidance of invasive neuroradiology in multiple sclerosis.
D005071:Evoked Potentials; D006801:Humans; D008297:Male; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging; D009192:Myelography; D013117:Spinal Cord Compression / Q000209:etiology; D013128:Spinal Osteophytosis / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging