1. Department of Management Information Systems; Central Taiwan University of Science and Technology; Taichung Taiwan
2. Department of Internal Medicine; Taoyuan General Hospital; Ministry of Health and Welfare; Taoyuan Taiwan
3. Department of Healthcare Administration; Central Taiwan University of Science and Technology; Taichung Taiwan
4. Department of Health Services Administration; China Medical University; Taichung Taiwan
5. Department of Internal Medicine; Taichung Hospital; Ministry of Health and Welfare; Taichung Taiwan