RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E70 OP E70 DO 10.3174/ajnr.A7233 VO 42 IS 9 A1 Wang, L.X. A1 Ma, L. A1 Lou, X. YR 2021 UL http://www.ajnr.org/content/42/9/E70.abstract AB