Copper Deficiency
BMJ 348:g3691, Chhetri, S.K.,et al, 2014
Multiple Sclerosis, The Problem of Incorrect Diagnosis
Arch Neurol 43:578-583, Rudick,R.A.,et al, 1986
Neuro-Ophthalmologic Findings in Vestibulocerebellar Ataxia
Arch Neurol 43:1050-1053, Farris,B.K.,et al, 1986