1. Department of Orthopedics, Balgrist University Hospital, University of Zurich, Zurich, Switzerland
2. Department of Infectious Diseases, Bellvitge University Hospital, Barcelona, Spain
3. EBPI-UWZH Musculoskeletal Epidemiology Research Group, University of Zurich and Balgrist University Hospital, Zurich, Switzerland
4. Epidemiology, Biostatistics and Prevention Institute (EBPI), University of Zurich, Zurich, Switzerland
5. University Spine Centre Zurich (UWZH), Balgrist University Hospital and University of Zurich, Zurich, Switzerland
6. Department of Infectious Diseases, Balgrist University Hospital, University of Zurich, Zurich, Switzerland