1. Department of Psychiatry, Amsterdam University Medical Centers, location VUmc, Amsterdam Public Health research institute, Amsterdam, the Netherlands
2. Centre for Nursing Research, Sector Health Care, Saxion University of Applied Sciences, Deventer/Enschede, the Netherlands
3. Faculty of Science, Universiteit van Amsterdam, Amsterdam, the Netherlands
4. Faculty of Behavior and Movement Sciences, Department of Clinical Psychology, Vrije Universiteit Amsterdam, Amsterdam, the Netherlands
5. Alzheimer Center Amsterdam, Amsterdam University Medical Centers, Amsterdam, Netherlands
6. Department of Internal Medicine, Section Geriatric Medicine, Center of Geriatric Medicine (COGA), Amsterdam University Medical Centers, Amsterdam, Netherlands
7. Department of Rehabilitation and Scientific Institute for Quality of Healthcare, Radboud University Medical Centre, Nijmegen, the Netherlands