[Fine structure of gliomas].
D001921:Brain / Q000473:pathology*; D001932:Brain Neoplasms / Q000473:pathology*; D004806:Ependymoma / Q000473:pathology; D005910:Glioma / Q000473:pathology*; D006801:Humans; D008527:Medulloblastoma / Q000473:pathology; D008854:Microscopy, Electron