Neurofibroma Manifested by Spinal Subarachnoid Hemorrhage
AJR 162:959-960, Cummings,T.M.&Johnson,M.H., 1994
Intradural Conus and Cauda Equina Tumours:A Retrospective Review of Presentation, Diagnosis & Early Outcome
JNNP 56:69-74, Mathew,P.&Todd,N.V., 1993
Central Nervous System Involvement in Von Hippel-Lindau Disease
Neurol 41:41-46, Filling-Katz,M.R.,et al, 1991