1. Division of Cardiology, Department of Internal Medicine, MacKay Memorial Hospital, No. 92, Sec. 2, Zhongshan N. Road, Taipei 10449, Taiwan
2. Telemedicine Center, MacKay Memorial Hospital, Taipei 10449, Taiwan
3. Departments of Internal Medicine, Mackay Medical College, New Taipei City 25245, Taiwan
4. Mackay Junior College of Medicine, Nursing and Management, New Taipei City 25245, Taiwan
5. Institute of Biomedical Sciences, Mackay Medical College, New Taipei City 25245, Taiwan