1. Department of Traditional Chinese Medicine, Tungs’ Taichung Metro-Harbor Hospital, Taichung, Taiwan
2. Institute of Public Health, National Yang Ming Chiao Tung University, Taipei, Taiwan
3. Division of Cardiology, Department of Internal Medicine & Community Medicine Center, National Yang Ming Chiao Tung University Hospital, Yilan, Taiwan
4. Faculty of Medicine, School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan
5. Public Health Bureau, Yilan County, Taiwan
6. Department of Psychiatry & Center of Sleep Disorders, National Taiwan University Hospital, Taipei, Taiwan
7. Institute of Hospital and Health Care Administration, National Yang Ming Chiao Tung University, Taipei, Taiwan
8. Community Medicine Research Center, National Yang Ming Chiao Tung University, Taipei, Taiwan