_:vb50953586 . "A high grade glioma that is derived from ependymal cells, a type of glial cell, located_in ventricle lining within the central part of the brain."^^ . _:vb50953586 . . "malignant ependymoma"^^ . "Ependymal neoplasm"@en . "NCI:C6770"^^ . "ICDO:9391/3"^^ . . "UMLS_CUI:C1333407"^^ . . _:vb50953586 . . "high grade ependymoma"^^ . "ependymal tumors"@en . "DOID:5074"^^ . _:vb50953586 . "disease_ontology"^^ . _:vb50953586 . "DOID:0060107"^^ . . .