About the Authors

Maria D. Van Kerkhove

m.vankerkhove@imperial.ac.uk

Affiliation MRC Centre for Outbreak Analysis and Modelling, Imperial College London, United Kingdom

Tommi Asikainen

Affiliation European Centre for Disease Prevention and Control

Niels G. Becker

Affiliation National Centre for Epidemiology and Population Health, The Australian National University, Canberra, Australia

Steven Bjorge

Affiliation World Health Organization

Jean-Claude Desenclos

Affiliation Institut de Veille Sanitaire, Saint Maurice, France

Thais dos Santos

Affiliation World Health Organization

Christophe Fraser

Affiliation MRC Centre for Outbreak Analysis and Modelling, Imperial College London, United Kingdom

Gabriel M. Leung

Affiliation Food and Health Bureau, Government of Hong Kong SAR, Hong Kong SAR

Marc Lipsitch

Affiliation Center for Communicable Disease Dynamics and Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America

Ira M. Longini Jr

Affiliations Center for Statistics and Quantitative Infectious Disease (CSQUID), Vaccine and Infectious Diseases Institute, Hutchinson Research Center, Seattle, Washington, United States of America, Department of Biostatistics, University of Washington, School of Public Health, Seattle, Washington, United States of America

Emma S. McBryde

Affiliation Victorian Infectious Diseases Service, Royal Melbourne Hospital, Melbourne, Victoria, Australia

Cathy E. Roth

Affiliation World Health Organization

David K. Shay

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

Derek J. Smith

Affiliations Department of Zoology, University of Cambridge, Cambridge, United Kingdom, Erasmus Medical Center, Department of Virology, Rotterdam, The Netherlands, Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Jacco Wallinga

Affiliations National Institute of Public Health and the Environment (RIVM), Centre for Infectious Disease Control, Bilthoven, The Netherlands, University Medical Center Utrecht, Division Julius Center for Health Sciences and Primary Care, Utrecht, The Netherlands

Peter J. White

Affiliations MRC Centre for Outbreak Analysis and Modelling, Imperial College London, United Kingdom, Modelling and Economics Unit, Health Protection Agency Centre for Infections, London, United Kingdom

Neil M. Ferguson

Affiliation MRC Centre for Outbreak Analysis and Modelling, Imperial College London, United Kingdom

Steven Riley

Affiliation School of Public Health and Department of Community Medicine, The University of Hong Kong, Hong Kong SAR

for the WHO Informal Network for Mathematical Modelling for Pandemic Influenza H1N1 2009 (Working Group on Data Needs)

Competing Interests

PJW is a member of the UK government's Scientific Advisory Group for Emergencies (SAGE) and Scientific Pandemic Influenza Advisory Committee (SPI) and its modelling sub-group (SPI-M). He is employed by the UK Health Protection Agency. ML has received consulting fees from the Avian/Pandemic Flu Registry (Outcome Sciences), which is funded in part by Roche. ML has received consulting from Novartis Vaccines and Diagnostics. All other authors report no competing interests.

Author Contributions

ICMJE criteria for authorship read and met: MDVK TA NGB SB JCD TdS CF GML ML IMLJ ESM CER DKS DJS JW PJW NMF SR. Agree with the manuscript's results and conclusions: MDVK TA NGB SB JCD TdS CF GML ML IMLJ ESM CER DKS DJS JW PJW NMF SR. Wrote the first draft of the paper: MDVK TA SR. Contributed to the writing of the paper: MDVK TA NGB SB JCD TdS CF GML ML IMLJ ESM CER DKS DJS JW PJW NMF SR. Contributed to the discussion that led to the paper, helped to draft sections of the paper, and reviewed the final manuscript: TA NGB DJS. Involved in discussions that led to the paper: TdS. Contributed to design of content, drafted section of paper, reviewed paper: ESM. Involved in discussions that lead to the paper; helped define target audience and intended impact: CER. Suggested the topic: NMF.