1. State Key Laboratory for Emerging Infectious Diseases, Department of Microbiology, Carol Yu Centre for Infection, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China
2. Department of Microbiology, Queen Mary Hospital, Hong Kong Special Administrative Region, China
3. Department of Clinical Microbiology and Infection Control, The University of Hong Kong–Shenzhen Hospital, Shenzhen, China
4. Department of Medicine and Geriatrics, Princess Margaret Hospital, Hong Kong Special Administrative Region, China
5. Department of Medicine, Queen Elizabeth Hospital, Hong Kong Special Administrative Region, China
6. Intensive Care Unit, Princess Margaret Hospital, Hong Kong Special Administrative Region, China
7. Department of Pathology, Queen Elizabeth Hospital, Hong Kong Special Administrative Region, China
8. Department of Medicine, Queen Mary Hospital, Hong Kong Special Administrative Region, China