1. Medicine and Institute of Clinical Medicine, National Yang-Ming Chiao-Tung University, Taipei, Taiwan
2. Heart Rhythm Center, Taipei Veterans General Hospital, Taipei, Taiwan
3. Cardiac Electrophysiology and Pacing Laboratory, Division of Cardiovascular Medicine, Makiminato Central Hospital, Okinawa, Japan
4. Division of Cardiology, Tzu-Chi General Hospital, Institute of Medical Sciences, Tzu-Chi University, Hualien, Taiwan
5. Department of Biomedical Sciences and Engineering, National Central University, Taoyuan, Taiwan
6. Division of Cardiovascular Medicine, Changhua Christian Hospital, Changhua City, Taiwan
7. Cardiovascular Center, Taichung Veterans General Hospital, Taichung, Taiwan
8. Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
9. Institute of Epidemiology and Preventive Medicine College of Public Health, National Taiwan University, Taipei City, Taiwan
10. Department of Post-Baccalaureate Medicine, National Chung Hsing University, Taichung, Taiwan