<affiliation wicri:level="4"><nlm:aff id="Aff1">Section for Veterinary Epidemiology, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland</nlm:aff>
<country xml:lang="fr">Suisse</country>
<wicri:regionArea>Section for Veterinary Epidemiology, Vetsuisse Faculty, University of Zurich, Zurich</wicri:regionArea>
<orgName type="university">Université de Zurich</orgName>
<placeName><settlement type="city">Zurich</settlement>
<region nuts="3" type="region">Canton de Zurich</region>
</placeName>
</affiliation>