1. Institute of Veterinary Bacteriology, Vetsuisse Faculty, University of Bern, Bern, Switzerland
2. Graduate School of Cellular and Biomedical Sciences, University of Bern, Bern, Switzerland
3. Centre for Interdisciplinary Research in Animal Health (CIISA), Faculty of Veterinary Medicine, University of Lisbon, Lisbon, Portugal
4. Institute of Microbiology and Epizootics, Centre for Infection Medicine, Department of Veterinary Medicine, Freie Universität Berlin, Berlin, Germany