RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E21 OP E21 DO 10.3174/ajnr.A6049 VO 40 IS 5 A1 Buch, K. A1 Rincon, S. A1 Caruso, P. A1 Kirsch, J.E. YR 2019 UL http://www.ajnr.org/content/40/5/E21.abstract AB