1. National Research CouncilInstitute of Neuroscience‐Aging Branch Padova Italy
2. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal SciencesUniversity of Oxford Oxford United Kingdom
3. Physiotherapy DepartmentSouth London and Maudsley NHS Foundation Trust London United Kingdom
4. Department of Psychological MedicineKing's College London United Kingdom
5. Department of MedicinaUniversity of Padova Padua Italy
6. MRC Lifecourse Epidemiology UnitUniversity of Southampton, Southampton General Hospital Southampton United Kingdom
7. Department of Epidemiology and Biostatistics, Amsterdam UMC, Amsterdam Public Health Research InstituteVU University Medical Center Amsterdam The Netherlands
8. Department of Health Sciences, Faculty of ScienceVrije Universiteit Amsterdam Amsterdam The Netherlands
9. AGAPLESION Bethesda Hospital, Geriatric Research Unit/Institute of Epidemiology and Medical BiometryUniversity of Ulm Ulm Germany
10. Institute of the History, Philosophy and Ethics of MedicineUlm University Ulm Germany
11. Department of GerontologySimon Fraser University Vancouver British Columbia Canada
12. Department of Preventive Medicine and Public Health, Unit of Primary Care and Family Medicine, Faculty of MedicineUniversidad Autonoma de Madrid Madrid Spain
13. Department of Medical Epidemiology and BiostatisticsKarolinska Institutet Stockholm Sweden