About the Authors
- Luis R. Carrasco
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Affiliation Department of Biological Sciences, National University of Singapore, Singapore
- Yee Sin Leo
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* E-mail: Yee_Sin_Leo@ttsh.com.sg
Affiliations Communicable Disease Centre, Tan Tock Seng Hospital, Singapore, Saw Swee Hock School of Public Health, National University of Singapore, Singapore
- Alex R. Cook
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Affiliations Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Program in Health Services and Systems Research, Duke-NUS Graduate Medical School, Singapore, Biodefence Centre, Ministry of Defence, Singapore, Singapore
- Vernon J. Lee
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Affiliations Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Biodefence Centre, Ministry of Defence, Singapore, Singapore, Centre for Health Services Research, National University of Singapore, Singapore
- Tun L. Thein
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Affiliation Communicable Disease Centre, Tan Tock Seng Hospital, Singapore
- Chi Jong Go
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Affiliation Communicable Disease Centre, Tan Tock Seng Hospital, Singapore
- David C. Lye
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Affiliations Communicable Disease Centre, Tan Tock Seng Hospital, Singapore, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore
Competing Interests
VJL has received unrelated research grants from GlaxoSmithKline. The rest of the authors declare no conflict of interest. This does not alter our adherence to all PLOS policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: YSL CJG DCL. Performed the experiments: CJG DCL TLT. Analyzed the data: LRC ARC. Contributed reagents/materials/analysis tools: YSL CJG DCL TLT LRC ARC VJL. Wrote the paper: YSL CJG DCL TLT LRC ARC VJL.