1. Division of Small Animal Internal Medicine, Department of Clinical Veterinary MedicineVetsuisse Faculty University of Bern Bern, 3001 Switzerland
2. Weissenbühlweg 23, 3007 Bern Switzerland
3. Division of Experimental Clinical Research (Clinical Immunology), Department of Clinical Research and Veterinary Public HealthVetsuisse Faculty University of Bern Bern, 3001 Switzerland