Pernicious Anaemia
BMJ 369:m1319, Mohamed, M.,et al, 2020
Degenerative Diseases of the Nervous System, Friedreich Ataxia
Adams & Victors Principles of Neurology, Chp 39, pg 1102, Ropper, A.H.,et al, 2014
Refsum Disease
In Rowland's Merritt's Textbk of Neurology, Lea & Febiger, Phila, 8thEd, p. 509, Menkes,J.H., 1989
Central Nervous System Manifestations of Periarteritis Nodosa
Neurol 15:114, Ford,R.G.,et al, 1965