TY - JOUR T1 - Distinguishing Recurrent Intra-Axial Metastatic Tumor from Radiation Necrosis Following Gamma Knife Radiosurgery Using Dynamic Susceptibility-Weighted Contrast-Enhanced Perfusion MR Imaging JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. DO - 10.3174/ajnr.A1362 AU - R.F. Barajas AU - J.S. Chang AU - P.K. Sneed AU - M.R. Segal AU - M.W. McDermott AU - S. Cha Y1 - 2008/11/20 UR - http://www.ajnr.org/content/early/2008/11/20/ajnr.A1362.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -