PT - JOURNAL ARTICLE AU - S.K. Natarajan AU - L.N. Sekhar TI - <em>Reply:</em> AID - 10.3174/ajnr.A1199 DP - 2008 Nov 01 TA - American Journal of Neuroradiology PG - e99--e99 VI - 29 IP - 10 4099 - http://www.ajnr.org/content/29/10/e99.short 4100 - http://www.ajnr.org/content/29/10/e99.full SO - Am. J. Neuroradiol.2008 Nov 01; 29