Ependymomas of the Posterior Cranial Fossa:CT and MRI Findings
Neuroradiology 37:238-243, Tortori-Donati,P.,et al, 1995
Sudden Death Due to Massive Intraventricular Hemorrhage into an Unsuspected Ependymoma
Surg Neurol 24:63-66, Poon,T.P.&Solis,O.G., 1985
Epidermoid Tumors Involving the Fourth Ventricle
Neurosurgery 9:9-13, Rosario,M.,et al, 1981