title: Fine structure of intracranial hemangiopericytoma and angiomatous meningioma.
mesh_terms: D000328:Adult; D000368:Aged; D001932:Brain Neoplasms / Q000648:ultrastructure*; D002467:Cell Nucleus / Q000648:ultrastructure; D003593:Cytoplasm / Q000648:ultrastructure; D006393:Hemangiopericytoma / Q000648:ultrastructure*; D006801:Humans; D008297:Male; D008578:Meninges; D008579:Meningioma / Q000648:ultrastructure*; D009364:Neoplasm Recurrence, Local