About the Authors

Michiel van Boven, Don Klinkenberg, Hans (J. A. P.) Heesterbeek
Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands

Michiel van Boven
Animal Sciences Group, Wageningen University and Research Centre, Lelystad, The Netherlands

Marion Koopmans, Mirna Du Ry van Beest Holle, Adam Meijer
Centre for Infectious Disease Control, National Institute for Public Health and the Environment, Bilthoven, The Netherlands

Christl A Donnelly
Department of Infectious Disease Epidemiology, Imperial College London, London, United Kingdom

Corresponding Author

michiel.vanboven@wur.nl

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MdRvBH, AM, and MK designed and carried out the epidemiological investigations. MvB performed the analyses. DK, CAD, and JAPH checked and commented on the methodology. MvB wrote the paper. All authors edited and commented on the text.