1. Arrhythmia & Electrophysiology Center, IRCCS Gruppo MultiMedica, Sesto San Giovanni, Milan, Italy
2. The Sidney Kimmel Medical College at Thomas Jefferson University and Lankenau Heart Center and Bryn Mawr Hospital, Philadelphia, PA, USA
3. Division of Clinical Electrophysiology, Department of Cardiology, J.W. Goethe University, Frankfurt, Germany
4. Medical Affairs, Bayer AG, Berlin, Germany
5. Cardiology Clinical Academic Group, St. George's, University of London, London, UK