1. Department of Biomedical Sciences and Engineering, National Central University, Taoyuan 320, Taiwan
2. Center for Biotechnology and Biomedical Engineering, National Central University, Taoyuan 320, Taiwan
3. Department of Geriatrics, Tainan Hospital, Ministry of Health and Welfare, Tainan 700, Taiwan
4. Medical Intensive Care Unit, Division of Cardiology, Department of Internal Medicine, Cathay General Hospital, Taipei 106, Taiwan
5. Department of Anesthesiology, Cathay General Hospital, Taipei 106, Taiwan
6. School of Electrical Engineering, Hanoi University of Science and Technology, Hanoi 10000, Vietnam
7. Institute for Control Engineering and Automation, School of Engineering Education, Hanoi University of Science and Technology, Hanoi 10000, Vietnam
8. Division of Pulmonology, Department of Medicine, Taiwan Landseed Hospital, Taoyuan 324, Taiwan
9. Heart Rhythm Center, Division of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei 112, Taiwan
10. Institute of Clinical Medicine, National Yang-Ming University School of Medicine, Taipei 112, Taiwan
11. Research Center of Cerebrovascular Disease Treatment, College of Medicine, Taipei Medical University, Taipei 110, Taiwan
12. School of information and Electronics Engineering, Beijing Institute of Technology, Beijing 100081, China
13. Nuffield Department of Clinical Neurosciences, University of Oxford, Oxford OX3 9DU, United Kingdom