1. Department of Anesthesiology; National Taiwan University Hospital; Taipei Taiwan
2. Department of Internal Medicine; National Taiwan University Hospital; Taipei Taiwan
3. Department of Family Medicine; China Medical University Hospital; Taichung Taiwan
4. School of Medicine; China Medical University; Taichung Taiwan
5. Department of Health Care Administration; Asian University; Taichung Taiwan
6. Management Office for Health Data; China Medical University Hospital; Taichung Taiwan
7. Institute of Environmental Health; China Medical University College of Public Health; Taichung Taiwan
8. Chia Nan University of Pharmacy and Science; Tainan Taiwan