TY - JOUR T1 - Imaging Intractable Epilepsy: How Many Tests Are Enough? JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 534 LP - 536 VL - 20 IS - 4 AU - Mauricio Castillo M.D Y1 - 1999/04/01 UR - http://www.ajnr.org/content/20/4/534.abstract N2 - ER -