Diseases of the Nervous System Caused by Nutritional Deficiency, Vitamin B12 (Cobalamin) Deficiency (Subacute Combined Degeneration)
Adams & Victors Principles of Neurology Chp 41, pg 1172, Ropper, A.H.,et al, 2014
"Lhermitte's Sign"as a Presenting Symptom of Subacute Combined Degeneration of the Cord
Ann Neurol 13:215, Sandyk,R.,et al, 1983