Spondylo-ocular syndrome: a new entity with crystalline lens malformation, cataract, retinal detachment, osteoporosis, and platyspondyly - Rudolph, G; Kalpadakis, P; Bettecken, T; Lichtner, P; Haritoglou, C; Hergersberg, M; Meitinger, T; Schmidt, H (Am J Ophthalmol, 2003)