About the Authors
- Martin Reist
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Affiliation Veterinary Public Health Institute, Vetsuisse Faculty University of Bern, Bern, Switzerland
- Nadine Geser
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Affiliation Institute for Food Safety and Hygiene, Vetsuisse Faculty University of Zurich, Zurich, Switzerland
- Herbert Hächler
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Affiliation Institute for Food Safety and Hygiene, Vetsuisse Faculty University of Zurich, Zurich, Switzerland
- Sara Schärrer
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Affiliation Veterinary Public Health Institute, Vetsuisse Faculty University of Bern, Bern, Switzerland
- Roger Stephan
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* E-mail: stephanr@fsafety.uzh.ch
Affiliation Institute for Food Safety and Hygiene, Vetsuisse Faculty University of Zurich, Zurich, Switzerland
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MR RS. Performed the experiments: NG HH RS. Analyzed the data: MR SS RS. Wrote the paper: MR SS RS.