TY - JOUR T1 - <em>Reply:</em> JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - E57 LP - E57 DO - 10.3174/ajnr.A4452 VL - 36 IS - 8 AU - H.-J. Lee AU - F.-C. Chang Y1 - 2015/08/01 UR - http://www.ajnr.org/content/36/8/E57.abstract N2 - ER -