_:vb50944629 "An epidermolysis bullosa dystrophica characterized by generalized blistering at birth that usually regresses by 6 to 24 months of age that has_material_basis_in heterozygous, compound heterozygous or homozygous mutation in COL7A1 on chromosome 3p21.31."^^ . _:vb50944629 . _:vb50944629 . _:vb50944629 . _:vb50944629 "url:https://www.ncbi.nlm.nih.gov/pubmed/9406826"^^ . _:vb50944629 . _:vb50944629 . _:vb50944629 "url:https://www.ncbi.nlm.nih.gov/pubmed/16225626"^^ .