1 Department of Paediatrics, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore. youjiazhong@nus.edu.sg.
2 Programme in Emerging Infectious Diseases, Duke-NUS Medical School, Singapore, Singapore. youjiazhong@nus.edu.sg.
3 Khoo Teck Puat-National University Children's Medical Institute, National University Health System (NUHS), Singapore, Singapore. youjiazhong@nus.edu.sg.
4 Department of Paediatrics, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
5 Infectious Diseases Translational Research Programme, Department of Microbiology and Immunology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
6 Programme in Emerging Infectious Diseases, Duke-NUS Medical School, Singapore, Singapore.
7 Viral Research and Experimental Medicine Centre, SingHealth Duke-NUS Academic Medical Centre, Singapore, Singapore.
8 Department of Infectious Diseases, Singapore General Hospital, Singapore, Singapore.
9 Khoo Teck Puat-National University Children's Medical Institute, National University Health System (NUHS), Singapore, Singapore.
10 Programme in Emerging Infectious Diseases, Duke-NUS Medical School, Singapore, Singapore. engeong.ooi@duke-nus.edu.sg.
11 Viral Research and Experimental Medicine Centre, SingHealth Duke-NUS Academic Medical Centre, Singapore, Singapore. engeong.ooi@duke-nus.edu.sg.
12 Department of Clinical Translational Research, Singapore General Hospital, Singapore, Singapore. engeong.ooi@duke-nus.edu.sg.