1. Alzheimer Center Limburg, School for Mental Health and Neuroscience, Maastricht University Maastricht Netherlands
2. University College London, Institute of Epidemiology and Health Care London United Kingdom
3. Centre for Dementia Studies, Brighton and Sussex Medical School Brighton United Kingdom
4. Maastricht University Maastricht Netherlands
5. School for Mental Health and Neuroscience, Maastricht University Medical Center Maastricht Netherlands