3. EHRA/HRS Expert Consensus on Catheter Ablation of Ventricular, Arrhythmias Developed in a partnership with the European Heart Rhythm, Association (EHRA), a Registered Branch of the European Society of, Cardiology (ESC), and the Heart Rhythm Society (HRS);, in collaboration, with the American College of Cardiology (ACC) and the American Heart, Associatio (AHA) (2009), Heart Rhythm. 6(6), 887 - 923.