1. Aker FV, Hakan T, Karadereier S, Erkan M (2005) Accuracy and diagnostic yield of stereotactic biopsy in the diagnosis of brain masses: comparison of results of biopsy and resected surgical specimens. Neuropathology 25(3):207–213
2. Altekruse SF, Kosary CL, Krapcho M, Neyman N, Aminou R, Waldron W, Ruhl J, Howlader N, Tatalovich Z, Cho H, Mariotto A, Eisner MP, Lewis DR, Cronin K, Chen HS, Feuer EJ, Stinchcomb DG, Edwards BK (eds) (2010) SEER Cancer Statistics Review: 1975–2007
3. Bredel M, Pollack IF, Hamilton RL, James CD (1999) Epidermal growth factor receptor expression and gene amplification in high-grade non-brainstem gliomas of childhood. Clin Cancer Res 5(7):1786–1792
4. Central Brain Tumor Registry of the US (CBTRUS) (2011) Statistical report: primary brain tumors in the United States, 2004–2007
5. Cho YJ, Tsherniak A, Tamayo P, Santagat S, Ligon A, Greulich H, Erhoukim R, Amani V, Goumnerova L, Eberhart CG, Laug CC, Olson JM, Gilbertson RJ, Gajjar A, Delattre O, Kool M, Ligon K, Meyerson M, Mesirov JP, Pomeroy SL (2011) Integrative genomic analysis of medulloblastoma identifies a molecular subgroup that drives poor clinical outcome. J Clin Oncol 29(11):1424–1430