1. Trauma and Reconstructive Surgery, Professional Association Trauma Clinic Tübingen, Germany
2. Trauma, Hand and Reconstructive Surgery Clinic, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
3. Orthopaedic Clinic and Polyclinic, University Clinics Rostock, Germany
4. Orthopaedic and Trauma Surgery Centre, University Clinics Mannheim, Germany
5. Clinic for Surgery of the Musculoskeletal and Locomotor System of Lübeck University, Lübeck, Germany
6. Trauma Surgery and Orthopaedics, Professional Association Trauma Hospital Hamburg, Germany
7. Realistic Depictions Lab, Knowledge Media Institute, Tübingen, Germany
8. Media Competence Centre, Eberhard Karl University of Tübingen, Germany