Fine structure of hemangiopericytoma and hemangio-endothelioma.
D000328:Adult; D001932:Brain Neoplasms / Q000175:diagnosis*; D006390:Hemangioendothelioma / Q000175:diagnosis*; D006393:Hemangiopericytoma / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008579:Meningioma / Q000175:diagnosis*; D008854:Microscopy, Electron