[On malignant degeneration of meningioma].
D001927:Brain Diseases; D001932:Brain Neoplasms / Q000473:pathology*; D006801:Humans; D008577:Meningeal Neoplasms; D008579:Meningioma / Q000473:pathology*; D009369:Neoplasms
BRAIN NEOPLASMS/pathology; MENINGIOMA/pathology