Monozygotic twins discordant for cystic microphthalmia, abnormalities of first branchial arch and midline structures: a variant of oculocerebrocutaneous syndrome? - Kim, C.A; Albano, L. M. J; Sadeck, Lilian dos Santos Rodrigues; Leone, Cléa Rodrigues; Gattás, Gilka Jorge Fígaro; Bertola, Débora Romeo (American college of medical genetics, 2004)