1. Surgical Septic Unit; Department of Surgery and Anesthesiology; Lausanne University Hospital; Lausanne
2. Center for Paraplegia and Craniocerebral Injury (REHAB); Basel
3. Clinic for Orthopedic and Trauma Surgery; Kantonsspital Baselland; Liestal; Switzerland
4. Center for Musculoskeletal Surgery; Charité - University Medicine; Free and Humboldt-University of Berlin; Berlin; Germany