1. Medical Research Center Oulu; University of Oulu and Oulu University Hospital; Oulu Finland
2. Center for Life Course Health Research; University of Oulu; Oulu Finland
3. Finnish Institute of Occupational Health; Oulu Finland
4. Center for Environmental and Respiratory Health Research; University of Oulu; Oulu Finland
5. Department of Orthopedics and Traumatology; Helsinki University Central Hospital and University of Helsinki; Helsinki Finland
6. Research Unit of Medical Imaging, Physics and Technology; University of Oulu; Oulu Finland
7. LIKES Research Center for Sport and Health Sciences; Jyväskylä Finland