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
The Sensitivity of Transcranial Cortical Magnetic Stimulation in Detecting Pyramidal Tract Lesions in Clin Definite MS
Neurol 41:566-569, Mayr,N.,et al, 1991