1. Gerontology Research CenterFaculty of Sport and Health SciencesUniversity of JyväskyläJyväskyläFinland
2. Rehabilitation Center PeurunkaLaukaaFinland
3. Department of Physical and Rehabilitation MedicineCentral Finland Central HospitalJyväskyläFinland
4. Department of Medical RehabilitationOulu University Hospital and Center for Life Course Health ResearchUniversity of OuluOuluFinland
5. Satakunta University of Applied SciencesPoriFinland
6. Faculty of Sport and Health SciencesUniversity of JyväskyläJyväskyläFinland