RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E53 OP E53 DO 10.3174/ajnr.A6231 VO 40 IS 10 A1 Valand, H.A. A1 Huda, F. A1 Tu, R.K. YR 2019 UL http://www.ajnr.org/content/40/10/E53.abstract AB