_:vb50942755 . _:vb50942755 "A cataract that has_material_basis_in heterozygous mutation in the CRYGB gene on chromosome 2q34."^^ . _:vb50942755 . _:vb50942755 . _:vb50942755 "url:https://www.ncbi.nlm.nih.gov/pubmed/23288985"^^ . _:vb50942755 . _:vb50942755 .