1. Institute of Veterinary Anatomy, School of Veterinary Medicine, Freie Universität Berlin, Koserstraße 20, 14195 Berlin, Germany
2. Institute of Veterinary Anatomy, Vetsuisse Faculty, University of Zurich (UZH), Winterthurerstrasse 260, 8057 Zurich, Switzerland
3. Didactics and Educational Research in Health Science, Faculty of Health, Witten/Herdecke University, Alfred-Herrhausen-Straße 50, 58455 Witten, Germany
4. ISME Bern and Avenches, Vetsuisse Faculty, University of Bern, Hochschulstrasse 6, 3012 Bern, Switzerland
5. Institute of Veterinary Epidemiology and Biostatistics, School of Veterinary Medicine, Freie Universität Berlin, Königsweg 67, 14163 Berlin, Germany