RT Journal Article SR Electronic T1 Evaluation of CT Perfusion in the Setting of Cerebral Ischemia: Patterns and Pitfalls JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A2026 A1 Y.W. Lui A1 E.R. Tang A1 A.M. Allmendinger A1 V. Spektor YR 2010 UL http://www.ajnr.org/content/early/2010/02/25/ajnr.A2026.abstract AB