PT - JOURNAL ARTICLE AU - Aviv, R.I. AU - Sharma, M. AU - Lee, T.-Y. TI - <em>Reply:</em> AID - 10.3174/ajnr.A2510 DP - 2011 May 01 TA - American Journal of Neuroradiology PG - E94--E94 VI - 32 IP - 5 4099 - http://www.ajnr.org/content/32/5/E94.short 4100 - http://www.ajnr.org/content/32/5/E94.full SO - Am. J. Neuroradiol.2011 May 01; 32