1. Department of General Practice & Elderly care Medicine, Amsterdam Public Health research institute, Amsterdam UMC, Vrije Universiteit, Amsterdam, The Netherlands
2. Department of Health Sciences, Faculty of Science, Vrije Universiteit Amsterdam, Amsterdam Public Health Research Institute, The Netherlands
3. Department III, Economy and Law, Hochschule für Technik und Wirtschaft Berlin, Berlin, Germany
4. Fondazione Policlinico Universitario A. Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy
5. Department of Wellbeing, National Institute for Health and Welfare, Helsinki, Finland
6. Faculty of Medicine, University of Helsinki, Helsinki, Finland
7. Icelandic Gerontologica Research Institute, Landspitali University Hospital, Reykjavik, Iceland
8. Faculty of Medicine, University of Iceland, Reykjavik, Iceland
9. Public Healthcare Services Committee Administration, Stockholm County Council, Sweden
10. Department of Learning, Informatics, Management and Ethics, Karolinska Institutet, Sweden
11. Laboratoire Universitaire Santé-Environment-Vieillissement, Versailles Saint-Quentin-en-Yvelines (UVSQ) University, Paris, France
12. Department of Geriatrics, First Faculty of Medicine, Charles University and General Faculty Hospital, Prague, Czech Republic
13. Faculty of Health Studies, VID Specialized University, Oslo, Norway