1. Equine Clinic: Surgery and Radiology, Department of Veterinary Medicine Freie Universität Berlin Berlin Germany
2. Tierärztliche Klinik für Pferde am Sorpesee Sundern‐Stemel Germany
3. Institute of Veterinary Anatomy, Histology and Embryology, Faculty of Veterinary Medicine Justus‐Liebig‐University Giessen Giessen Germany