_:vb50943236 . _:vb50943236 . _:vb50943236 . _:vb50943236 "url:https://www.ncbi.nlm.nih.gov/pubmed/15141091"^^ . _:vb50943236 . _:vb50943236 . _:vb50943236 "An autosomal dominant nonsyndromic deafness that is characterized by prelingual onset with high frequency progressive hearing loss and has_material_basis_in mutation in the SIX1 gene on chromosome 14q23."^^ .