COMPARATIVE EFFECTIVENESS OF HYBRID ABLATION VERSUS ENDOCARDIAL ABLATION ALONE IN PATIENTS WITH PERSISTENT ATRIAL FIBRILLATION: A RETROSPECTIVE ANALYSIS. - Sra, Jasbir; Zilinski, Jodi L.; Choudhuri, Indrajit; Erickson, Lynn M.; Mengesha, Tadele W.; Krum, David; Kress, David C. (Journal of the American College of Cardiology (JACC), 2016)