VIEW AN ABSTRACT

THE WATCHMAN LEFT ATRIAL APPENDAGE CLOSURE (LAAC) DEVICE FOR EMBOLIC PROTECTION IN PATIENTS WITH ATRIAL FIBRILLATION (PROTECT AF). + PROSPECTIVE RANDOMIZED EVALUATION OF THE WATCHMANTM LAA CLOSURE DEVICE IN PATIENTS WITH ATRIAL FIBRILLATION VERSUS LONG TERM WARFARIN THERAPY (PREVAIL STUDY)