About the Authors

Gert Jan Boender

Contributed equally to this work with: Gert Jan Boender, Rob van den Hengel

gertjan.boender@wur.nl

Affiliation Department of Epidemiology, Crisis organization and Diagnostics, Central Veterinary Institute (CVI) of Wageningen, Lelystad, The Netherlands

Rob van den Hengel

Contributed equally to this work with: Gert Jan Boender, Rob van den Hengel

Current address: Stichting HIV Monitoring, Amsterdam, The Netherlands

Affiliation Department of Epidemiology, Crisis organization and Diagnostics, Central Veterinary Institute (CVI) of Wageningen, Lelystad, The Netherlands

Herman J. W. van. Roermund

Affiliation Department of Epidemiology, Crisis organization and Diagnostics, Central Veterinary Institute (CVI) of Wageningen, Lelystad, The Netherlands

Thomas J. Hagenaars

Affiliation Department of Epidemiology, Crisis organization and Diagnostics, Central Veterinary Institute (CVI) of Wageningen, Lelystad, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RH TJH HJWR. Analyzed the data: GJB RH. Wrote the paper: GJB RH TJH HJWR.