RT Journal Article SR Electronic T1 The Value of a P Value JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1389 OP 1390 VO 27 IS 7 A1 Cloft, H.J. YR 2006 UL http://www.ajnr.org/content/27/7/1389.abstract AB