1. Texas Cardiac Arrhythmia InstituteSt. David's Medical CenterAustin Texas
2. Electrophysiology Unit, Department of Cardiovascular InterventionsCentral Chest Institute of ThailandNonthaburi Thailand
3. HCA National Medical Director of Cardiac Electrophysiology USA
4. Scripps ClinicLa Jolla California
5. MetroHealth Medical CenterCleveland Ohio
6. Department of Biomedical EngineeringAustin Texas