P4792Effectiveness, safety, and composite clinical outcomes between apixaban and other oral anticoagulants for non-valvular atrial fibrillation patients in the US Medicare population. (28th August 2018) - Amin, A; Keshishian, A; Zhang, Q; Dina, O; Dhamane, A; Nadkarni, A; Carda, E; Liu, X; Rosenblatt, L; Baser, O; Baker, C