RT Journal Article SR Electronic T1 Imaging Intractable Epilepsy: How Many Tests Are Enough? JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 534 OP 536 VO 20 IS 4 A1 Castillo M.D, Mauricio YR 1999 UL http://www.ajnr.org/content/20/4/534.abstract AB