Friedreich Ataxia
In Rowland, L. P. Merritt's Textbook of Neurology, 8th Ed, Lea & Febiger, Phila, Ch 13, p627, Rosenberg,R.N., 1989
Hereditary Motor & Sensory Neuropathy with Optic Atrophy, Ultrastructural and Morphometic Observations
Arch Neurol 46:973-977, Sommer,C.&Schroder,J.M., 1989
Retinitis Pigmentosa
Surv Ophthalmol 33:137-177, Pagon,R.A., 1988
Trichlorethylene
In Vinken PJ, Bruyn GW, Eds, Handbook of Clin Neurol, Vol 36, North-Holland Publ Co, 457, Feldman,R.G., 1979
Unilateral Intracranial Optic Nerve Involvement
Arch Ophthalmol 73:331, Little,H.L.,et al, 1965