1. Center for Orthopaedics and Traumatology; University Hospital Carl Gustav Carus at Technische Universität Dresden; Dresden Germany
2. Center for Translational Bone, Joint, and Soft Tissue Research; University Hospital Carl Gustav Carus at Technische Universität Dresden; Dresden Germany
3. Kennedy Institute of Rheumatology, Nuffield Department of Orthopaedics; Rheumatology, and Musculoskeletal Sciences, University of Oxford; Oxford England
4. Institute for Materials Science and Max Bergmann Center for Biomaterials; Technische Universität Dresden; Dresden Germany
5. Institute of Pathology; University Hospital Carl Gustav Carus at Technische Universität Dresden; Dresden Germany
6. Department of Orthopaedic Surgery; Stanford University; Stanford California