RT Journal Article SR Electronic T1 Reply: JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP e66 OP e66 DO 10.3174/ajnr.A1207 VO 29 IS 8 A1 Turk, A.S. A1 Aagaard-Kienitz, B. A1 Rowley, H.A. A1 Fiorella, D. YR 2008 UL http://www.ajnr.org/content/29/8/e66.abstract AB