1. Division of Cardiology; Department of Internal Medicine; Taichung Tzu-Chi Buddhist General Hospital; Taichung Taiwan
2. Graduate Institute of Clinical Medicine Science; College of Medicine; China Medical University; No. 2, Yuh-Der Road Taichung 404 Taiwan
3. Management Office for Health Data; China Medical University Hospital; Taichung Taiwan
4. Department of Public Health; China Medical University; Taichung Taiwan
5. Department of Nuclear Medicine and PET Center; China Medical University Hospital; Taichung Taiwan