About the Authors

Lin Yang

Affiliation Department of Community Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Chit Ming Wong

To whom correspondence should be addressed. E-mail: hrmrwcm@hkucc.hku.hk

Affiliation Department of Community Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Eric H. Y. Lau

Affiliation Department of Community Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

King Pan Chan

Affiliation Department of Community Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Chun Quan Ou

Affiliation Department of Community Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Joseph S. M. Peiris

Affiliation Department of Microbiology, The University of Hong Kong, Hong Kong Special Administrative Region, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JP CW LY. Analyzed the data: CW LY EL. Wrote the paper: JP CW KC LY EL CO.