About the Authors

Cécile Viboud, Lone Simonsen
Division of Epidemiology and Population Studies, Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Lone Simonsen
Department of Global Health, School of Public Health and Health Services, George Washington University, Washington, D. C., United States of America

Corresponding Author


Competing Interests

CV declares no competing interests in relation to this Perspective. LS is a paid consultant for SDI health (a health data business), and has received research support since 2008 from Wyeth (now Pfizer) for pneumococcal vaccine modelling.

Author Contributions

ICMJE criteria for authorship read and met: CV LS. Wrote the first draft of the paper: CV LS.