1. Institute of Pharmacology and Toxicology, School of Veterinary Medicine, Freie Universität Berlin, Koserstraße 20, 14195 Berlin, Germany
2. Institute of Veterinary Epidemiology and Biostatistics, School of Veterinary Medicine, Freie Universität Berlin, Königsweg 67, 14163 Berlin, Germany
3. Veterinary Centre for Resistance Research (TZR), Freie Universität Berlin, Robert-von-Ostertag-Straße 8, 14163 Berlin, Germany
4. Institute of Microbiology and Epizootics, School of Veterinary Medicine, Freie Universität Berlin, Robert-von-Ostertag-Straße 7, 14163 Berlin, Germany
5. LABOKLIN GmbH und Co. KG, Steubenstraße 4, 97688 Bad Kissingen, Germany