1. Division of Cardiology, Department of Medicine, Tungs' Taichung Metro Harbor Hospital, WuChi, Taichung
2. Institute of Clinical Medicine, National Yang-Ming University, Taipei
3. Department of Cardiovascular Medicine, Min-sheng General Hospital, Taoyuan, Taiwan
4. Division of Neurology, Department of Medicine, Tungs' Taichung Metro Harbor Hospital, WuChi, Taichung