1. Halle Wittenberg, Department for Orthopaedics and Traumatology Martin Luther University Halle (Saale) Germany
2. Department of Biological and Macromolecular Materials Fraunhofer Institute for Microstructure of Materials and Systems IMWS Halle (Saale) Germany
3. Department of Orthopedic and Trauma Surgery Dessau Municipal Hospital Dessau‐Roßlau Germany
4. Department of Trauma, Hand and Reconstructive Surgery Universitätsklinikum Jena Jena Germany
5. Department of Trauma and Reconstructive Surgery BG Klinikum Bergmannstrost Halle gGmbH Halle (Saale) Germany
6. Department of Biomedical Engineering University of Florida Gainesville Florida USA
7. Translational Centre for Regenerative Medicine University of Leipzig Leipzig Germany
8. Department of Veterinary Medicine University of Leipzig Leipzig Germany
9. Spinplant GmbH Halle Germany
10. Department of Neurosurgery BG Klinikum Bergmannstrost Halle gGmbH Halle (Saale) Germany
11. Faculty of Medicine University of Helsinki Helsinki Finland