_:vb50954714 . _:vb50954714 . . "UMLS_CUI:C0279547"^^ . _:vb50954714 . "adult malignant hemangiopericytoma"^^ . . _:vb50954714 . "NCI:C7946"^^ . . . _:vb50954714 . "DOID:6332"^^ . "disease_ontology"^^ .