Po Ying Chia a
These first authors contributed equally to this article.
Communicable Diseases Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Haur Sen Yew a
These first authors contributed equally to this article.
Communicable Diseases Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Lee Kong Chian School of Medicine, Nanyang Technological University, 11 Mandalay Road, Singapore 308232, Singapore
Hanley Ho
Department of Clinical Epidemiology, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Angela Chow
Department of Clinical Epidemiology, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Lee Kong Chian School of Medicine, Nanyang Technological University, 11 Mandalay Road, Singapore, 308232, Singapore
Sapna P. Sadarangani, Monica Chan
Communicable Diseases Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Lee Kong Chian School of Medicine, Nanyang Technological University, 11 Mandalay Road, Singapore, 308232, Singapore
Yiu Wing Kam
Singapore Immunology Network, Agency for Science, Technology and Research (A*STAR), Singapore Immunology Network (SIgN) 8A Biomedical Grove, Immunos Building, Level 4, Singapore 138648, Singapore
Chia Yin Chong, Koh Cheng Thoon, Chee Fu Yung, Jia Hui Li
Department of Paediatrics, KK Women's and Children Hospital, 100 Bukit Timah Road, 229899, Singapore
David C. Lye
Communicable Diseases Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Lee Kong Chian School of Medicine, Nanyang Technological University, 11 Mandalay Road, Singapore, 308232, Singapore
Partha Pratim De
Clinical Microbiology, Laboratory Medicine, Tan Tock Seng Hospital, 11 Jalan Tan Tock Seng, Singapore 308433, Singapore
Lisa F.P. Ng
Singapore Immunology Network, Agency for Science, Technology and Research (A*STAR), Singapore Immunology Network (SIgN) 8A Biomedical Grove, Immunos Building, Level 4, Singapore 138648, Singapore
Tsin Wen Yeo ⁎, b
These senior authors contribute equally to this article.
, Yee Sin Leo ⁎, b
These senior authors contribute equally to this article.

Communicable Diseases Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital, Moulmein Road, 308433, Singapore
Lee Kong Chian School of Medicine, Nanyang Technological University, 11 Mandalay Road, Singapore, 308232, Singapore