RT Journal Article SR Electronic T1 Susceptibility-Weighted MR Phase Imaging Can Demonstrate Retrograde Leptomeningeal Venous Drainage in Patients with Dural Arteriovenous Fistula JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A2457 A1 Gasparetto, E.L. A1 Pires, C.E. A1 Domingues, R.C. YR 2011 UL http://www.ajnr.org/content/early/2011/02/17/ajnr.A2457.abstract AB