Affiliation: | 1. Division of Small Animal Internal Medicine, Department of Clinical Veterinary Medicine, Vetsuisse Faculty, University of Bern, Bern 3012, Switzerland;2. Institute of Veterinary Bacteriology, Vetsuisse Faculty, University Bern, Bern 3012, Switzerland;3. Veterinary Public Health Institute, Vetsuisse Faculty, University Bern, Bern 3097, Switzerland;4. 3007, Bern, Switzerland |