1. Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan
2. Department of Finance, Ming Chuan University, Taipei, Taiwan
3. Department of Statistics and Information Science, Fu Jen Catholic University, New Taipei, Taiwan
4. Department of Family Medicine, Taichung Hospital, Ministry of Health and Welfare, Taichung, Taiwan
5. Institute of Population Health Sciences, National Health Research Institutes, Miaoli, Taiwan
6. College of Informatics, Chao-Yung University of Technology, Taichung City, Taiwan