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.A4802 A1 J.J. Heit A1 J.D. Rabinov YR 2016 UL http://www.ajnr.org/content/early/2016/04/07/ajnr.A4802.abstract AB