1. Department of Orthopedic Surgery, Danderyd Hospital, Stockholm, Sweden
2. Department of Orthopedic Surgery, Karolinska University Hospital, Stockholm, Sweden
3. Section of Diagnostic Imaging, Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden
4. Department of Neurobiology, Care Sciences, and Society, Centre of Family Medicine (CeFAM), Karolinska Institutet, Stockholm, Sweden