RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E54 OP E55 DO 10.3174/ajnr.A7161 VO 42 IS 8 A1 Bala, F. A1 Siddiqui, J. A1 Sciacca, S. A1 Falzon, A.M. A1 Benger, M. A1 Matloob, S.A. A1 Miller, F.N.A.C. A1 Simister, R.J. A1 Chatterjee, I. A1 Sztriha, L.K. A1 Davagnanam, I. A1 Booth, T.C. YR 2021 UL http://www.ajnr.org/content/42/8/E54.abstract AB