Cockayne Syndrome: Review of 140 Cases
Am J Med Genet 42:68-84, Nance,M.A. &Berry,S.A., 1992
Genetic Counseling in Retinitis Pigmentosa
MCV Quart 8:283, Noah,V., 1972
Retinal Lesions in Subacute Sclerosing Panencephalitis
Arch Ophthalmol 84:6l3, Nelson,D.,et al, 1970