1. School of Kinesiology (X.W., R.W., Y.L., P.C., S.C.), Shanghai University of Sport, Shanghai 200438, China
2. Department of Health Sciences (X.W., S.P., P.W., S.M.C., X.T., Y.L., S.C.), University of Jyväskylä, FIN-40014 Jyväskylä, Finland
3. Department of Medical Rehabilitation (P.W., S.M.C., M.A.), Oulu University Hospital, FIN-90221, Oulu, Finland; and Institute of Health Sciences, University of Oulu, FIN-90220 Oulu, Finland
4. National Center for Public Health Surveillance and Information Services (G.F.), Chinese Center for Disease Control and Prevention, Beijing 102206, China
5. Department of General Practice and Primary Health Care (J.G.E.), Helsinki University
6. Unit of General Practice (J.G.E.), Helsinki University Central Hospital, FIN-00290 Helsinki, Finland
7. Folkhälsan Research Centre (J.G.E.), FIN-00250 Helsinki, Finland