1 Department of Cardiology, Veterans Administration Long Beach Health Care System, Long Beach, California, USA.
2 University of California Irvine, Orange, California, USA.
3 Professor of Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
4 Boston, Massachusetts, USA.
5 Emory University School of Medicine, Atlanta, Georgia, USA.
6 Scottsdale, Arizona, USA.
7 Quality and Outcomes, Carilion Clinic and Cardiovascular Institute, Virginia Tech Carilion School of Medicine, Roanoke, Virginia, USA.
8 Wilmington, Delaware, USA.
9 The Carl and Edyth Lindner Center for Research and Education, Cincinnati, Ohio, USA.
10 Professor Emeritus of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
11 Scripps Professor of Cardiovascular Medicine, Mayo Graduate School of Medicine, Rochester, Minnesota, USA.
12 Dartmouth Device Development Symposium, Heart and Vascular Center, Dartmouth-Hitchcock Medical Center/Geisel School of Medicine, Lebanon, Dartmouth, New Hampshire, USA.
13 University of California, Sonoma, California, USA.
14 Medicine/Cardiology, Duke University Medical Center, Cardiovascular Devices Unit, eECG Core Laboratories Duke Clinical Research Institute, Raleigh, North Carolina, USA.
15 Cardiac Cath Labs, Westchester Medical Center, Winthrop, New York, USA.
16 Medstar Washington Hospital Center, Georgetown University, Washington, District of Columbia, USA.
17 New York, New York, USA.
18 Confluence Health, Wenatchee, Washington, USA.
19 David Geffen Shool of Medicine at UCLA, Santa Barbara, California, USA.
20 Dallas, Texas, USA.
21 St. Vincent Hospital, Worchester, Massachusetts, USA.