Vitamin B12 Deficiency:NICE Guideline Summary
BMJ 385:q1019, q1262, Sands,T.,et al, 2024
Diseases of the Nervous System Caused by Nutritional Deficiency, Pellagra (Niacin, Nicotinic Acid, B3 Deficiency)
Adams & Victors Principles of Neurology Chp 41, pg 1170, Ropper, A.H.,et al, 2014
Pellagra
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Whipple's Disease:A Review of 19 Pnts from one Hospital & a Review of the Literature since 1950
Medicine 49:175, Maizel,H.,et al, 1970