<affiliation wicri:level="1"><nlm:affiliation>Laboratory for Zoonoses and Environmental Microbiology, National Institute for Public Health and Environment (RIVM), Antonie van Leeuwenhoeklaan 9, P,O, Box 1, Bilthoven, The Netherlands. hein.sprong@rivm.nl.</nlm:affiliation>
<country xml:lang="fr">Pays-Bas</country>
<wicri:regionArea>Laboratory for Zoonoses and Environmental Microbiology, National Institute for Public Health and Environment (RIVM), Antonie van Leeuwenhoeklaan 9, P,O, Box 1, Bilthoven</wicri:regionArea>
<wicri:noRegion>Bilthoven</wicri:noRegion>
</affiliation>