title: Grades of malignancy of tumours of neuroectodermal origin.
mesh_terms: D001254:Astrocytoma / Q000145:classification / Q000473:pathology; D004806:Ependymoma / Q000145:classification / Q000473:pathology; D005729:Ganglioneuroma / Q000145:classification / Q000473:pathology; D005909:Glioblastoma / Q000145:classification / Q000473:pathology; D005910:Glioma / Q000145:classification / Q000473:pathology; D008527:Medulloblastoma / Q000145:classification / Q000473:pathology; D009380:Neoplasms, Nerve Tissue / Q000145:classification* / Q000473:pathology; D009447:Neuroblastoma / Q000145:classification / Q000473:pathology; D009837:Oligodendroglioma / Q000145:classification / Q000473:pathology; D010871:Pinealoma / Q000145:classification / Q000473:pathology