1. Department of Microbiology, Queen Mary Hospital, Hong Kong Special Administrative Region, China
2. Department of Microbiology, The University of Hong Kong, Hong Kong Special Administrative Region, China
3. State Key Laboratory of Emerging Infectious Diseases, The University of Hong Kong, Hong Kong Special Administrative Region, China
4. Research Centre of Infection and Immunology, The University of Hong Kong, Hong Kong Special Administrative Region, China
5. Carol Yu Centre for Infection, The University of Hong Kong, Hong Kong Special Administrative Region, China