RT Journal Article SR Electronic T1 Experimental Arteriovenous Malformations Modeling in Laboratory Sheep Versus Swine JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 985 OP 988 VO 21 IS 5 A1 Massoud, Tarik F. YR 2000 UL http://www.ajnr.org/content/21/5/985.1.abstract AB