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
Transient CNS Deficits:A Common, Benign Syndrome in Young Adults
Neurol 38:831-836, Levy,D.E., 1988
Neurologic Complications of Polycythemia
Ann Int Med 57:909, Silverstein,A.,et al, 1962