RT Journal Article SR Electronic T1 Perfusion CT Scans JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 343 OP 344 VO 23 IS 2 A1 von Kummer, RĂ¼diger YR 2002 UL http://www.ajnr.org/content/23/2/343.abstract AB