1. Meningiomas;Cushing,1938
2. Sarcoma arising in glioblastoma of the brain;Feigin;Am J Pathol,1955
3. Intracranial meningioma followed by a malignant glioma;Fisher,1968
4. Meningioma and oligodendroglioma adjacent in the brain;Gass,1950
5. Reactive glioma in intracranial sarcoma: a form of mixed sarcoma and glioma (sarcoglioma);Lalitha;Cancer,1979