RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E67 OP E67 DO 10.3174/ajnr.A3109 VO 33 IS 4 A1 Hoang, J.K. A1 Gafton, A.R. YR 2012 UL http://www.ajnr.org/content/33/4/E67.abstract AB