_:vb50944580 . _:vb50944580 . _:vb50944580 . _:vb50944580 . _:vb50944580 . _:vb50944580 "An idiopathic generalized epilepsy that has_material_basis_in variation in a region on chromosome 15q14."^^ . _:vb50944580 "url:https://www.ncbi.nlm.nih.gov/pubmed/9259280"^^ .