RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E130 OP E130 DO 10.3174/ajnr.A3810 VO 34 IS 12 A1 Hock, A. A1 Henning, A. A1 Kollias, S.S. YR 2013 UL http://www.ajnr.org/content/34/12/E130.abstract AB