RT Journal Article SR Electronic A1 Buckley, Rita T1 Closure of the WATCHMAN LAA System May Provide an Alternative to Warfarin in Patients with Nonvalvular AF JF MD Conference Express YR 2012 FD SAGE Publications VO 12 IS 8 SP 11 OP 12 DO 10.1177/155989771208006 UL http://mdc.sagepub.com/content/12/8/11.abstract AB This article presents findings from a single center experience with the WATCHMAN left atrial appendage (LAA) closure.