PT - JOURNAL ARTICLE AU - R.K.S. Rathore AU - R.K. Gupta TI - Reply: AID - 10.3174/ajnr.A3578 DP - 2013 Mar 28 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2013/03/28/ajnr.A3578.short 4100 - http://www.ajnr.org/content/early/2013/03/28/ajnr.A3578.full