1. Division of Cardiology, Section of ElectrophysiologyEmory University Atlanta Georgia
2. Kyorin University Hospital Tokyo Japan
3. Duke University Medical Center and Duke Clinical Research Institute Durham North Carolina
4. Cardiovascular Section, University of Oklahoma Health Sciences CenterOU Medical Center Oklahoma City Oklahoma
5. Department of Cardiac Pacing and ElectrophysiologyCHU/Université de Bordeaux Pessac France
6. The Ohio State University Wexner Medical Center Columbus Ohio
7. Department of Cardiovascular MedicineMayo Clinic Rochester Minnesota
8. Medtronic, plc Mounds View Minnesota
9. University Hospital SouthamptonNHS Foundation Trust Southampton UK