1. Department of Health Technology and Informatics, Faculty of Health and Social Sciences, The Hong Kong Polytechnic University, Hong Kong Special Administrative Region, Hong Kong, China
2. University Research Facility in Life Sciences, The Hong Kong Polytechnic University, Hong Kong Special Administrative Region, China
3. Department of Microbiology, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China
4. Department of Clinical Pathology, United Christian Hospital, Hong Kong Special Administrative Region, China