About the Authors

Jonathan Hon-Kwan Chen

Affiliations Department of Microbiology, Queen Mary Hospital, the University of Hong Kong, Hong Kong Special Administrative Region, China, AIDS Institute, the University of Hong Kong, Hong Kong Special Administrative Region, China

Ka-Hing Wong

Affiliation Integrated Treatment Centre, Special Preventive Programme, Centre of Health Protection, Department of Health, Hong Kong Special Administrative Region, China

Kenny Chi-Wai Chan

Affiliation Integrated Treatment Centre, Special Preventive Programme, Centre of Health Protection, Department of Health, Hong Kong Special Administrative Region, China

Sabrina Wai-Chi To

Affiliation Department of Microbiology, Queen Mary Hospital, the University of Hong Kong, Hong Kong Special Administrative Region, China

Zhiwei Chen

Affiliation AIDS Institute, the University of Hong Kong, Hong Kong Special Administrative Region, China

Wing-Cheong Yam

wcyam@hku.hk

Affiliation Department of Microbiology, Queen Mary Hospital, 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: JC W-CY. Performed the experiments: JC ST W-CY. Analyzed the data: JC K-HW KC ZC W-CY. Contributed reagents/materials/analysis tools: W-CY K-HW KC. Wrote the paper: JC ST WC.