MeningiomasLancet 363:1535-1543, Whittle,I.R.,et al, 2004
Brain Tumors in ChildrenNEJM 331:1500-1507, Pollack,I.F., 1994
Central Nervous System Germinomas, A ReviewArch Neurol 48:652-657, Horowitz,M.B.&Hall,W.A., 1991