_:vb50938839 "A chromosomal duplication syndrome that has_material_basis_in duplication of the chromosome 17q12 region."^^ . _:vb50938839 . _:vb50938839 . _:vb50938839 "url:https://www.ncbi.nlm.nih.gov/books/NBK344340/"^^ . _:vb50938839 "url:https://ghr.nlm.nih.gov/condition/17q12-duplication"^^ . _:vb50938839 . _:vb50938839 .