1. Department of Medicine, Health and Medical University, 14471 Potsdam, Germany
2. Small Animal Hospital, Anicura Kleintierspezialisten Augsburg, 86157 Augsburg, Germany
3. Small Animal Clinic, Freie Universitaet Berlin, 14163 Berlin, Germany
4. Shoulder Surgery Unit, Orthoapedic and Traumatology Department, CEMTRO Clinic, 28003 Madrid, Spain
5. Small Animal Clinic, Tierarztpraxis Sörensen, 12207 Berlin, Germany