1. Texas Cardiac Arrhythmia Institute, St. David's Medical Center, Austin, TX, USA.
2. HCA National Medical Director of Cardiac Electrophysiology, USA.
3. Interventional Electrophysiology, Scripps Clinic, La Jolla, CA, USA.
4. MetroHealth Medical Center, Case Western Reserve University School of Medicine, Cleveland, OH, USA.
5. Department of Biomedical Engineering, University of Texas, Austin, TX, USA.