1. Department of Medical Psychology, Radboud University Nijmegen Medical Centre, Nijmegen, the Netherlands
2. Department of Geriatrics, Radboud University Nijmegen Medical Centre, Nijmegen, the Netherlands
3. Radboud Alzheimer Centre, Radboud University Nijmegen Medical Centre, Nijmegen, the Netherlands
4. Scientific Institute for Quality of Healthcare, Radboud University Nijmegen, Nijmegen, the Netherlands
5. Kalorama Foundation, Beek-Ubbergen, the Netherlands
6. Department of Primary and Community Care, Radboud University Nijmegen Medical Centre, Nijmegen, the Netherlands
7. Department of Medical Psychology, VieCurie Hospital, Venlo, the Netherlands
8. Donders Institute for Brain, Cognition and Behaviour, Radboud University Nijmegen, Nijmegen, the Netherlands