RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A1384 A1 Y. Fushimi A1 Y. Miki YR 2008 UL http://www.ajnr.org/content/early/2008/11/27/ajnr.A1384.abstract AB