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
Mollaret's Meningitis & Differential Diagnosis of Recurrent Meningitis
Am J Med 52:128, Hermans,P.,et al, 1972