1 Virginia Commonwealth University, Pauley Heart Center, Division of Cardiology, Department of Internal Medicine, Richmond, Virginia, USA.
2 Department of Cardiology, University of Michigan Health System, Ann Arbor, Michigan, USA.
3 Division of Cardiology, Department of Medicine, and the Bluhm Cardiovascular Institute, Northwestern Memorial Hospital, Northwestern University, Chicago, Illinois, USA.
4 Cardiovascular Division, Department of Medicine, University of Minnesota Medical School, Minneapolis, Minnesota, USA.
5 Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA.
6 Division of Cardiovascular Medicine, The Ohio State University Wexner Medical Center, Columbus, Ohio, USA.
7 Department of Cardiology King's College Hospital NHS Foundation Trust London, United Kingdom.
8 Division of Cardiology, Albany Medical Center, Albany, New York, USA.
9 Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, Connecticut, USA.
10 The New England Cardiac Arrhythmia Center, Tufts Medical Center, Tufts University, School of Medicine, Boston, Massachusetts, USA.
11 Kyorin University School of Medicine, Tokyo, Japan.
12 Advocate Christ Medical Center, Oak Lawn, Illinois, USA.
13 University of California-San Francisco, San Francisco, California, USA.
14 University of Maryland School of Medicine, Baltimore, Maryland, USA.
15 Emory University, St. Joseph's Hospital, Atlanta, Georgia, USA.
16 Department of Cardiology, Institution for Clinical Sciences, Lund University, Lund, Sweden.
17 Division of Cardiology, University of Colorado Anschutz Medical Campus, Aurora, Colorado, USA.
18 Division of Cardiology Tenri Hospital, Tenri, Japan.
19 Division of Cardiology, Cooper Medical School of Rowan University, Camden, New Jersey, USA.
20 Department of Electrophysiology, AIG Hospitals, Hyderabad, India.
21 Department of Medicine, University of Washington, Seattle, Washington, USA.
22 Memorial Hermann Heart & Vascular Institute, Houston, Texas, USA.
23 Department of Cardiology, Willem Einthoven Center of Arrhythmia research and Management, Leiden University Medical Center, Leiden, the Netherlands.
24 Division of Cardiovascular Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA.
25 Virginia Commonwealth University, Pauley Heart Center, Division of Cardiology, Department of Internal Medicine, Richmond, Virginia, USA. Electronic address: [email protected].