_:vb50940053 "A Lynch syndrome that has_material_basis_in heterozygous mutations in the MSH2 gene on chromosome 2p21-p16."^^ . _:vb50940053 . _:vb50940053 . _:vb50940053 . _:vb50940053 . _:vb50940053 . _:vb50940053 "url:https://www.ncbi.nlm.nih.gov/pubmed/8261515"^^ . _:vb50940053 "url:https://www.ncbi.nlm.nih.gov/pubmed/8574961"^^ .