1 Kuopio Musculoskeletal Research Unit (KMRU), Surgery, Institute of Clinical Medicine, University of Eastern Finland (UEF), P.O. Box 1627, 70211, Kuopio, Finland. nadia.afrin@uef.fi.
2 Kuopio Musculoskeletal Research Unit (KMRU), Surgery, Institute of Clinical Medicine, University of Eastern Finland (UEF), P.O. Box 1627, 70211, Kuopio, Finland.
3 Department of Psychiatry, University Hospital of Oulu, Oulu, Finland.
4 Institute of Clinical Medicine (Psychiatry), University of Eastern Finland, Kuopio, Finland.
5 Department of Psychiatry, Kuopio University Hospital, Kuopio, Finland.