1. Texas Cardiac Arrhythmia Institute; St. David's Medical Center; Austin Texas USA
2. College of Natural Sciences; University of Texas at Austin; Texas USA
3. Department of Cardiology; University of Foggia; Foggia Italy
4. Department of Biomedical Engineering; University of Texas at Austin; Texas USA
5. Albert Einstein College of Medicine at Montefiore Hospital; Bronx New York USA
6. Beijing Anzhen Hospital; Capital Medical University; Beijing China
7. Duke University Hospital; Durham NC USA
8. California Pacific Medical Center; San Francisco California USA
9. Division of Cardiology; Stanford University; Palo Alto California USA
10. Interventional Electrophysiology; Scripps Clinic; San Diego California USA. Case Western Reserve University; Cleveland Ohio USA