RT Journal Article SR Electronic T1 ESNR 1998 Annual Meeting JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1183 OP 1183 VO 20 IS 6 YR 1999 UL http://www.ajnr.org/content/20/6/1183.abstract AB