_:vb50943040 "url:https://www.ncbi.nlm.nih.gov/pubmed/18806796"^^ . _:vb50943040 "A retinitis pigmentosa that has_material_basis_in mutation in the IDH3B on chromosome 20p13."^^ . _:vb50943040 . _:vb50943040 . _:vb50943040 . _:vb50943040 . _:vb50943040 .