RT Journal Article SR Electronic T1 Perfusion CT Imaging of Brain Tumors: An Overview JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A2263 A1 R. Jain YR 2010 UL http://www.ajnr.org/content/early/2010/11/24/ajnr.A2263.abstract AB