TY - JOUR JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 2123 LP - 2123 VL - 24 IS - 10 A2 - , Y1 - 2003/11/01 UR - http://www.ajnr.org/content/24/10/2123.abstract N2 - ER -