1. Institute of Microbiology, University of Lausanne and University Hospital Center, Lausanne, Switzerland
2. Department of Microbiology, Nepean Hospital, Penrith, Sydney, Australia
3. Department of Animal Production, Faculty of Bioscience Engineering, Ghent University, Ghent, Belgium
4. Clinic of Internal Medicine, Division of Infectious Diseases, HFR-Fribourg, Fribourg, Switzerland
5. Institute of Veterinary Pathology, Vetsuisse-Faculty, University of Zurich, Zurich, Switzerland
6. Moredun Research Institute, Pentlands Science Park, Bush Loan, Edinburgh, Midlothian, UK
7. Infectious Diseases Service, University Hospital of Lausanne, Lausanne, Switzerland