_:vb50945324 "url:https://www.ncbi.nlm.nih.gov/pubmed/7485162"^^ . _:vb50945324 . _:vb50945324 "A long QT syndrome that has_material_basis_in heterozygous mutation in ANK2 on chromosome 4q25-q26."^^ . _:vb50945324 . _:vb50945324 . _:vb50945324 . _:vb50945324 .