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
Neurologic Complications of Gastric Bypass Surgery for Morbid Obesity
Neurol 68:1843-1850, Juhasz-Pocsine,K.,et al, 2007
Neurologic Manifestations of Vitamin B12 Deficiency
NEJM 348:2208, Scherer,K., 2003