RT Journal Article SR Electronic T1 Neuroradiology Companion: Methods, Guidelines and Imaging Fundamentals (2nd ed) JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 953 OP 953 VO 20 IS 5 A1 Castillo, Mauricio YR 1999 UL http://www.ajnr.org/content/20/5/953.abstract AB