Refsum Disease
In Rowland's Merritt's Textbk of Neurology, Lea & Febiger, Phila, 8thEd, p. 509, Menkes,J.H., 1989
Retinitis Pigmentosa
Surv Ophthalmol 33:137-177, Pagon,R.A., 1988
Tapetoretinal Degeneration in Childhood Presenting as a Disturbance of Behavior
BMJ 202, 1972 Jan., Harcourt,B.,et al, 1972