1. Department of Business Management, National Sun Yat-sen University, Kaohsiung, Taiwan
2. Research Center for Epidemic Prevention, National Yang Ming Chiao Tung University, Taipei, Taiwan
3. Institute of Biomedical Informatics, National Yang Ming Chiao Tung University, Taipei, Taiwan
4. Division of Translational Research, Taipei Veterans General Hospital, Taipei, Taiwan
5. Department of Public Health, China Medical University, Taichung, Taiwan