1. De Zorggroep, Center for Specialized Geriatric Care, Venlo, Netherlands
2. Center for Specialized Psychiatric Care, Vincent van Gogh Institute, Venray, Netherlands
3. Radboudumc Alzheimer Center, Department of Primary and Community Care, Radboud University Medical Center, Research Institute for Medical Innovation, Nijmegen, Netherlands
4. Center for Specialized Geriatric Care, Joachim en Anna, Nijmegen, Netherlands