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.A3335 A1 H. Oishi YR 2012 UL http://www.ajnr.org/content/early/2012/08/30/ajnr.A3335.abstract AB