[1
]GRID grid.11598.34, ISNI 0000 0000 8988 2476, Department of Internal Medicine, , Medical University of Graz, ; Auenbruggerplatz 15, 8036 Graz, Austria
[2
]GRID grid.424617.2, Health Service Executive of Ireland, ; Dublin, Ireland
[3
]GRID grid.6142.1, ISNI 0000 0004 0488 0789, National University of Ireland, ; Galway, Ireland
[4
]Company of Psychosocial Research and Intervention, Ioannina, Greece
[5
]National Health Services Orkney, Orkney, Scotland
[6
]Regional Ministry of Health of Andalusia, Sevilla, Spain
[7
]GRID grid.7942.8, ISNI 0000 0001 2294 713X, Catholic University of Louvain, Institute of Health and Society, ; Brussels, Belgium
[8
]GRID grid.416574.5, National Center of Public Health and Analyses, ; Sofia, Bulgaria
[9
]GRID grid.413299.4, ISNI 0000 0000 8878 5439, Croatian Institute of Public Health, ; Zagreb, Croatia
[10
]GRID grid.426504.1, Ministry of Health of the Republic of Cyprus, ; Nicosia, Cyprus
[11
]Finnish Institute for Health and Welfare, Helsinki, Finland
[12
]Ministry of Health and Social Solidarity, General Directorate for Health, Paris, France
[13
]GRID grid.10423.34, ISNI 0000 0000 9529 9877, Medical University of Hannover, ; Hannover, Germany
[14
]GRID grid.467820.f, Ministry of Human Capacities, ; Budapest, Hungary
[15
]GRID grid.416651.1, ISNI 0000 0000 9120 6856, Italian National Health Institute, ; Rome, Italy
[16
]GRID grid.45083.3a, ISNI 0000 0004 0432 6841, Lithuanian University of Health Sciences, ; Kaunas, Lithuania
[17
]San Vincent De Paule Long Term Care Facility, Marsa, Malta
[18
]GRID grid.31147.30, ISNI 0000 0001 2208 0118, National Institute for Public Health and the Environment, ; Bilthoven, The Netherlands
[19
]GRID grid.418193.6, ISNI 0000 0001 1541 4204, Norwegian Institute of Public Health, ; Oslo, Norway
[20
]GRID grid.460480.e, National Institute of Geriatrics, Rheumatology and Rehabilitation, ; Warsaw, Poland
[21
]GRID grid.420634.7, ISNI 0000 0001 0807 4731, Ministry of Health, Directorate-General of Health, ; Lisbon, Portugal
[22
]GRID grid.7399.4, ISNI 0000 0004 1937 1397, Babeș-Bolyai University, ; Cluj-Napoca, Romania
[23
]GRID grid.414776.7, National Institute of Public Health, ; Ljubljana, Slovenia
[24
]GRID grid.451052.7, ISNI 0000 0004 0581 2008, National Health Service Lanarkshire, ; Scotland, UK
[25
]European Geriatric Medicine Society (EuGMS), Genoa, Italy
[26
]GRID grid.411244.6, ISNI 0000 0000 9691 6072, Hospital Universitario de Getafe, ; Getafe, Spain
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