1. Department of Trauma Surgery, University Medical Center Regensburg, Regensburg, Germany
2. Center for Musculoskeletal Infections, Department of Orthopaedic and Trauma Surgery, University Hospital of Basel, Basel, Switzerland
3. Department Trauma, Orthopaedics and Hand Surgery, Innklinikum Altötting, Altötting, Germany
4. Department Knee Surgery, Schulthess Clinic, Zurich, Switzerland
5. Department of Orthopaedic Surgery, Stanford University, Stanford, California, USA