1. Department of Emergency Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan
2. Center for Quality Management, National Taiwan University Hospital, College of Medicine, National Taiwan University, Taipei, Taiwan
3. Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan
4. Division of Infectious Diseases, Department of Internal Medicine, Taoyuan General Hospital, Ministry of Health and Welfare, Taoyuan, Taiwan
5. Graduate Institute of Clinical Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan
6. Department of Internal Medicine and Center for Infection Control, College of Medicine, National Cheng Kung University Hospital, Tainan, Taiwan
7. Department of Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan
8. Division of Infectious Diseases, Department of Internal Medicine, Ministry of Health and Welfare Nantou Hospital, Nantou, Taiwan
9. Department of Internal Medicine, Tainan Hospital, Ministry of Health & Welfare, Tainan, Taiwan
10. Graduate Institute of Clinical Medicine, National Health Research Institutes, Tainan, Taiwan
11. Division of Infectious Diseases, Department of Internal Medicine, China Medical University Hospital, Taichung, Taiwan
12. Department of Microbiology and Immunology, School of Medicine, China Medical University, Taichung, Taiwan
13. Department of Laboratory Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan
14. Department of Pediatrics, National Taiwan University Hospital, Taipei, Taiwan
15. School of Public Health, National Yang-Ming University, Taipei, Taiwan
16. Institute of Clinical Medicine, National Yang-Ming University, Taipei, Taiwan
17. School of Public Health, Taipei Medical University, Taipei, Taiwan
18. Department of Internal Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan