_:vb50940765 . _:vb50940765 "A bicuspid aortic valve disease that has_material_basis_in heterozygous mutation in the NOTCH1 gene on chromosome 9q34."^^ . _:vb50940765 "url:https://www.ncbi.nlm.nih.gov/pubmed/23388002"^^ . _:vb50940765 . _:vb50940765 . _:vb50940765 . _:vb50940765 .