_:vb50943743 . _:vb50943743 . _:vb50943743 . _:vb50943743 "url:https://www.ncbi.nlm.nih.gov/pubmed/10973247"^^ . _:vb50943743 "An Usher syndrome type 1 that has_material_basis_in homozygous or compound heterozygous mutation in the USH1C gene on chromosome 11p15."^^ . _:vb50943743 . _:vb50943743 .