Efficacy and safety of pulmonary vein isolation with pulsed field ablation vs. novel cryoballoon ablation system for atrial fibrillation.

"Conflict of interest: P.B. has received research funding from the ‘University of Basel’, the ‘Stiftung für Herzschrittmacher und Elektrophysiologie’, the ‘Freiwillige Akademische Gesellschaft Basel’, the ‘Swiss Heart Foundation’ and Johnson&Johnson, and reports personal fees from BMS, Boston Scientific, and Abbott, all outside the submitted work. P.K. reports speaker fees from BMS. S.K. has received funding from the ‘Stiftung für Herzschrittmacher und Elektrophysiologie’. C.S.: Member of Medtronic Advisory Board Europe and Boston Scientitic Advisory Board Europe, received educational grants from Biosense Webster and Biotronik and a research grant from the European Union’s FP7 program and Biosense Webster and lecture and consulting fees from Abbott, Medtronic, Biosense-Webster, Boston Scientific, Microport, and Biotronik all outside the submitted work. M.K. reports grants from the Swiss National Science Foundation (Grant numbers 33CS30_148474, 33CS30_177520, 32473B_176178, and 32003B_197524), the Swiss Heart Foundation, the Foundation for Cardiovascular Research Basel and the University of Basel, grants from Bayer, grants from Pfizer, grants from Boston Scientific, grants from BMS, grants from Biotronik, grants and personal fees from Daiichi Sankyo, all outside the submitted work. Others have nothing to declare."

"Funding This study was funded by the Swiss Heart Foundation."