1. Outpatient Clinic for Old Age and Neuropsychiatry, GGZ inGeest Amsterdam the Netherlands
2. Athena Institute Faculty for Bètascience, Vrije Universiteit Amsterdam the Netherlands
3. Department of Psychiatry Amsterdam Public Health Research Institute Amsterdam UMC Amsterdam the Netherlands
4. Inholland University of Applied Sciences Amsterdam the Netherlands
5. Parnassia Psychiatric Institute The Hague the Netherlands