1. Department of Anaesthesia; Aarhus University Hospital; Aarhus Denmark
2. Department of Radiology; Aarhus University Hospital; Aarhus Denmark
3. Danish Pain Research Center; Aarhus University Hospital; Aarhus Denmark
4. Department of Orthopedic Surgery; Aarhus University Hospital; Aarhus Denmark
5. Department of Anatomy, Histology and Embryology; Innsbruck Medical University; Innsbruck Austria
6. Department of Forensic Medicine; Aarhus University; Aarhus Denmark
7. Health Aarhus University; Aarhus Denmark
8. Department of Anaesthesia; Bispebjerg University Hospital; Bispebjerg Denmark