De Potter, P., Stanescu, D., Caspers-Velu, L., & Hofmans, A. (2000). Combined hamartoma of the retina and retinal pigment epithelium in Gorlin syndrome. Archives of Ophthalmology, 118(7), 1004-1005. https://hdl.handle.net/2078.5/139660 (Original work published 2000)