About the Authors

Timothy B. Hallett

timothy.hallett@imperial.ac.uk

Affiliation Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom

Kanwarjit Singh

Affiliation Bill & Melinda Gates Foundation, Seattle, Washington, United States of America

Jennifer A. Smith

Current address: Institute for Emergent Infections in Humans, The James Martin 21st Century School, Department of Zoology, University of Oxford, Oxford, United Kingdom

Affiliation Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom

Richard G. White

Affiliation Infectious Disease Epidemiology Unit, London School of Hygiene and Tropical Medicine, London, United Kingdom

Laith J. Abu-Raddad

Affiliation Vaccine and Infectious Disease Institute, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America

Geoff P. Garnett

Affiliation Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GG RW LA TH KS JS. Performed the experiments: TH. Analyzed the data: TH. Contributed reagents/materials/analysis tools: TH. Wrote the paper: GG RW LA TH KS JS.