PT - JOURNAL ARTICLE AU - Andrew T. Trout AU - Timothy J. Kaufmann AU - David F. Kallmes TI - No Significant Difference … Says Who? DP - 2007 Feb 01 TA - American Journal of Neuroradiology PG - 195--197 VI - 28 IP - 2 4099 - http://www.ajnr.org/content/28/2/195.short 4100 - http://www.ajnr.org/content/28/2/195.full SO - Am. J. Neuroradiol.2007 Feb 01; 28