RT Journal Article SR Electronic T1 Cranial Dural Arteriovenous Fistula: Diagnosis and Classification with Time-Resolved MR Angiography at 3T JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A1646 A1 R.I. Farb A1 R. Agid A1 R.A. Willinsky A1 D.M. Johnstone A1 K.G. terBrugge YR 2009 UL http://www.ajnr.org/content/early/2009/05/27/ajnr.A1646.abstract AB