1. Department of Medicine Michigan State University‐Sparrow Hospital East Lansing Michigan
2. Department of Cardiovascular Diseases Icahn School of Medicine at Mount Sinai New York City New York
3. Department of Cardiovascular Diseases University of Nebraska Medical Center Omaha Nebraska
4. Department of Cardiovascular Diseases Henry Ford Health System Detroit Michigan
5. Division of Cardiovascular Diseases, Department of Medicine Michigan State University East Lansing Michigan
6. Department of Cardiovascular Diseases University of South Carolina Medical Center Charleston South Carolina
7. Department of Cardiovascular Diseases Kansas City Heart Rhythm Institute and Research Foundation Kansas City Missouri