_:vb50939275 . _:vb50939275 . _:vb50939275 "url:https://www.ncbi.nlm.nih.gov/pubmed/16473856"^^ . _:vb50939275 . _:vb50939275 "A junctional epidermolysis bullosa characterized by generalized blistering at birth with congenital atresia of the pylorus and rarely of other portions of the gastrointestinal tract and that has_material_basis_in mutations in the ITGB4 or ITGA6 genes."^^ . _:vb50939275 "url:https://www.ncbi.nlm.nih.gov/pubmed/9185503"^^ . _:vb50939275 . _:vb50939275 . _:vb50939275 "url:https://www.ncbi.nlm.nih.gov/pubmed/7545057"^^ .