About the Authors

Wan Yang

wy2202@columbia.edu

Affiliation Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, New York, United States of America

Benjamin J. Cowling

Affiliation WHO Collaborating Centre for Epidemiology and Biostatistics, School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Eric H. Y. Lau

Affiliation WHO Collaborating Centre for Epidemiology and Biostatistics, School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong Special Administrative Region, China

Jeffrey Shaman

Affiliation Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, New York, United States of America

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests: BJC has received research funding from MedImmune Inc. and Sanofi Pasteur, and consults for Crucell NV. JS discloses consulting for JWT and Axon Advisors, as well as partial ownership of SK Analytics. The authors report no other potential conflicts of interest. This does not alter our adherence to all PLOS policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: WY BJC JS. Performed the experiments: WY. Analyzed the data: WY BJC EHYL JS. Wrote the paper: WY BJC EHYL JS. Compiled the data: BJC EHYL.