RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E66 OP E68 DO 10.3174/ajnr.A7234 VO 42 IS 9 A1 M.F.V.V. Aragao A1 P.H.P. deAndrade A1 V.S. da Nobrega Segundo A1 M.M. Marques A1 H.J.G. de Azevedo A1 R.J.V. de Mello A1 M. de Carvalho Leal A1 M.L. Soares A1 M.M. Valenca YR 2021 UL http://www.ajnr.org/content/42/9/E66.abstract AB