RT Journal Article SR Electronic T1 Ximelagatran was non-inferior to warfarin in preventing stroke and systemic embolism in atrial fibrillation JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 43 OP 43 DO 10.1136/ebm.9.2.43 VO 9 IS 2 YR 2004 UL http://ebm.bmj.com/content/9/2/43.abstract AB