RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E71 OP E71 DO 10.3174/ajnr.A3579 VO 34 IS 6 A1 McAuliffe, W. A1 Kermode, A. YR 2013 UL http://www.ajnr.org/content/34/6/E71.abstract AB