About the Authors

Chit-Ming Wong

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Hak-Kan Lai

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Chun-Quan Ou

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Sai-Yin Ho

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

King-Pan Chan

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Thuan-Quoc Thach

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Lin Yang

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Yuen-Kwan Chau

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Tai-Hing Lam

commed@hkucc.hku.hk

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Anthony Johnson Hedley

Affiliation Department of Community Medicine, School of Public Health, The University of Hong Kong, Hong Kong, China

Joseph Sriyal Malik Peiris

Affiliation Department of Microbiology, The University of Hong Kong, Hong Kong, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CW TL SH AH JP. Performed the experiments: JP. Analyzed the data: CW HL CO. Contributed reagents/materials/analysis tools: KC TT LY YC. Wrote the paper: CW HL SH AH JP. Other: Provided comments: CO.