_:vb50937941 . _:vb50937941 . _:vb50937940 . . "lschriml"^^ . _:vb50937941 . "2014-10-21T13:51:49Z"^^ . . _:vb50937941 . "A melanoma that has_material_basis_in melanocytes located_in mucosal membranes lining the respiratory, gastrointestinal and urogenital tract."^^ . _:vb50937940 . _:vb50937940 . _:vb50937940 . "disease_ontology"^^ . "DOID:0050929"^^ . _:vb50937940 . "mucosal melanoma"^^ . _:vb50937941 . . .