_:vb50939132 . _:vb50939132 "url:https://www.ncbi.nlm.nih.gov/pubmed/14729838"^^ . _:vb50939132 . _:vb50939132 . _:vb50939132 . _:vb50939132 . _:vb50939132 "A cleft palate that has_material_basis in mutation in the TBX22 gene on chromosome Xq21."^^ .