1. Department of Cardiology; University of Foggia; Foggia Italy
2. Texas Cardiac Arrhythmia Institute; St. David's Medical Center; Austin Texas USA
3. Department of Biomedical Engineering; University of Texas; Austin Texas USA
4. Albert Einstein College of Medicine, Montefiore Hospital; New York USA
5. Division of Cardiac Electrophysiology; Department of Medicine; Duke University Medical Center; Durham North Carolina USA
6. Department of Heart and Vessel; University of Florence; Florence Italy
7. EP Services; California Pacific Medical Center; San Francisco California USA
8. Interventional Electrophysiology; Scripps Clinic; San Diego California USA
9. Case Western Reserve University; Cleveland Ohio USA