About the Authors

Benjamin J. Cowling

Affiliation Department of Community Medicine and School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China

Rita O. P. Fung

Affiliation Department of Community Medicine and School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China

Calvin K. Y. Cheng

Affiliation Department of Community Medicine and School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China

Vicky J. Fang

Affiliation Department of Community Medicine and School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China

Kwok Hung Chan

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

Wing Hong Seto

Affiliation Queen Mary Hospital, Hospital Authority, Hong Kong, China

Raymond Yung

Affiliation Centre for Health Protection, Department of Health, Government of the Hong Kong SAR, China

Billy Chiu

Affiliation Hong Kong Sanatorium and Hospital, Hong Kong, China

Paco Lee

Affiliation St Paul's Hospital, Hong Kong, China

Timothy M. Uyeki

Affiliation Influenza Division, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Peter M. Houck

Affiliation Division of Global Migration and Quarantine, National Center for Preparedness, Detection and Control of Infectious Diseases, Centers for Disease Control and Prevention, Seattle, Washington, United States of America

J. S. Malik Peiris

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

Gabriel M. Leung

gmleung@hku.hk

Affiliation Department of Community Medicine and School of Public Health, Li Ka Shing Faculty of Medicine, 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: JP GL BC WS RY. Performed the experiments: JP KC BC RF CC. Analyzed the data: JP GL KC BC VF. Contributed reagents/materials/analysis tools: JP KC. Wrote the paper: JP GL KC TU BC RF CC VF WS RY BC PL PH.