RT Journal Article SR Electronic A1 Buckley, Rita T1 Apixaban Superior to Warfarin in Patients with Atrial Fibrillation as Well as Prior Stroke or TIA JF MD Conference Express YR 2012 FD SAGE Publications VO 12 IS 7 SP 10 OP 11 DO 10.1177/155989771207002 UL http://mdc.sagepub.com/content/12/7/10.abstract