A special focused issue of JACC: Clinical Electrophysiology offers insights into new clinical research and commentary surrounding atrial fibrillation (AFib). Highlights include a look at the Watchman FLX Device: First European Experience and Feasibility of Intracardiac Echocardiography to Guide Implantation; Clinical Outcomes of Warfarin Initiation in Advanced Chronic Kidney Disease Patients With Incident AFib; and Electrical Isolation of the Marshall Bundle by Radiofrequency Catheter Ablation.

Also don't miss papers examining Body Mass Index, Sex, and Incident AFib in Diabetes and Catheter Ablation Versus Medication in AFib and Systolic Dysfunction. Read the full issue and subscribe to journal email alerts to be notified of each new issue.