1. Public Health and Primary Care
2. Department of Public Health; Erasmus Medical Center; Rotterdam
3. Department of General Practice; University Medical Center Groningen; University of Groningen; Groningen
4. Institute for Research and Innovation, Centre of Expertise Innovations in Care; Rotterdam University; Rotterdam
5. Department of General Practice; Maastricht University; Maastricht
6. Vilans; Dutch Knowledge Centre on Ageing; Utrecht
7. Section of Geriatric Medicine; Department of Internal Medicine; Academic Medical Center; University of Amsterdam; Amsterdam
8. Department of Primary and Community Care; Radboud University Nijmegen Medical Centre; Nijmegen
9. Department of Nursing Science; University Medical Center Utrecht; Utrecht
10. Department of Nursing Home Medicine; VU University Medical Center; Amsterdam; the Netherlands
11. Gerontology and Geriatrics; Leiden University Medical Center; Leiden