About the Authors

Judith Legrand

jlegrand@imperial.ac.uk

Affiliation MRC Centre for Outbreak Analysis and Modelling, Department of Infectious Diseases Epidemiology, Imperial College London, London, United Kingdom

Joseph R. Egan

Affiliation Microbial Risk Assessment, Emergency Response Department, Centre for Emergency Preparedness and Response, Health Protection Agency, Wiltshire, United Kingdom

Ian M. Hall

Affiliation Microbial Risk Assessment, Emergency Response Department, Centre for Emergency Preparedness and Response, Health Protection Agency, Wiltshire, United Kingdom

Simon Cauchemez

Affiliation MRC Centre for Outbreak Analysis and Modelling, Department of Infectious Diseases Epidemiology, Imperial College London, London, United Kingdom

Steve Leach

Affiliation Microbial Risk Assessment, Emergency Response Department, Centre for Emergency Preparedness and Response, Health Protection Agency, Wiltshire, United Kingdom

Neil M. Ferguson

Affiliation MRC Centre for Outbreak Analysis and Modelling, Department of Infectious Diseases 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: JL NMF. Performed the experiments: JL JRE IMH SC SL NMF. Analyzed the data: JL JRE IMH SC NMF. Contributed reagents/materials/analysis tools: JL SC NMF. Wrote the paper: JL JRE IMH SC SL NMF.