Retinitis Pigmentosa
Surv Ophthalmol 33:137-177, Pagon,R.A., 1988
Neuro-Ophthalmologic Findings in Vestibulocerebellar Ataxia
Arch Neurol 43:1050-1053, Farris,B.K.,et al, 1986
Small Bowel Resection with Vitamin E Deficiency & Progressive Spinocerebellar Syndrome
Neurol 34:1046-1052, Bertoni,J.M.,et al, 1984