1. Division of Hospital Medicine, Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
2. Institute of Health Policy and Management, College of Public Health, National Taiwan University, Taipei, Taiwan
3. Department of Internal Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan
4. Department of Medicine, National Taiwan University Hospital Jinshan Branch, New Taipei City, Taiwan
5. Division of Nephrology, Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
6. Department of Internal Medicine, National Taiwan University Hospital Hsin-Chu Branch, Hsin-Chu County, Taiwan