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
Blurred Vision and Epistaxis
BMJ 348:g91, Shirley, K. & McNicholl, F.P., 2014
Vitamin B12-Responsive Severe Leukoencephalopathy and Autonomic Dysfunction in a Patient With "Normal" Serum B12 Levels
JNNP 81:1369-1371, Graber,J.J.,et al, 2010