1. Eye findings in the 13 trisomy syndrome;Allen;Eur J Pediatr,1977
2. Norrie disease. Diagnosis of a simplex case by DNA analysis;Chynn;Arch Ophthalmol,1996
3. The Walker-Warburg syndrome;De Wilde;Bull Soc Belge Ophtalmol,1992
4. Osteoporosis-pseudoglioma syndrome: report of three affected sibs and an overview;Frontali;Am J Med Genet,1985
5. Vitreous;Moore,1997