1. Department of Health Sciences; University of Jyväskylä; Jyväskylä Finland
2. Department of Diagnostic Radiology; Oulu University Hospital; Oulu Finland
3. Department of Radiology; University of Oulu; Oulu Finland
4. Department of Physical Medicine and Rehabilitation; Central Finland Central Hospital; Jyväskylä Finland
5. Department of Medical Technology, Institute of Biomedicine; University of Oulu; Oulu Finland
6. Unit of Family Practice; Central Finland Central Hospital; Jyväskylä Finland
7. Unit of Primary Health Care; Kuopio University Hospital; Kuopio Finland
8. LIKES - Research Center for Sport and Health Sciences; Jyväskylä; Finland
9. Department of Orthopaedics and Traumatology; University of Helsinki, and Helsinki University Hospital; Helsinki Finland