RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E25 OP E25 DO 10.3174/ajnr.A5077 VO 38 IS 3 A1 I.H. Lee A1 D.M. Kim A1 C.J. Song YR 2017 UL http://www.ajnr.org/content/38/3/E25.abstract AB