Arrhythmias and Electrophysiology

Convergent Hybrid Ablation Versus Catheter Ablation in Patients With Persistent Atrial Fibrillation and Heart Failure: HALT AF Study Protocol and Rationale for a Multicenter Randomized Controlled Trial Ethical Considerations for Heart Organ Allocation Current Landscape and Future Policy Guidance Targeting Arrhythmogenic Late Sodium Current by FHF1A-Derivative FixR in Heart Failure Cardiomyocytes Dual Effects of Nicotinamide on Aging‐Related Arrhythmia: Protective at Low Dose, Proarrhythmic at Higher Doses One-Year Outcomes of the First 1000 Patients Implanted With the Medtronic Micra AV Leadless Pacing System in France: The AV-CESAR Cohort Study Scope and Outcome of Early Repolarization Syndrome in Unexplained Cardiac Arrest: Insights From the National HiRO Registry Leadless Pacemakers in the Setting of Surgical and Transcatheter Tricuspid Valve Procedures Mitochondrial Extracellular Vesicles Enhance Aortic Valve Calcification Via Carnitine O-Octanoyltransferase Anatomically Accurate, Humanized Arrhythmia Modeling: Toward Organ Engineering