1. Department of Trauma Surgery, University Hospital Regensburg, Regensburg, Germany
2. Department of Trauma, Hand and Reconstructive Surgery, University Hospital Münster, Münster, Germany
3. Charité – Universitätsmedizin Berlin, Berlin, Germany; Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Center for Musculoskeletal Surgery (CMSC), Berlin, Germany