1. Department of Psychiatry and Neuropsychology, Alzheimer Centre Limburg, School for Mental Health and Neurosciences, Maastricht University, Maastricht, The Netherlands
2. Department of Neurobiology, Care Science and Society, Center for Alzheimer Research, Division of Neurogeriatrics, Karolinska Institute, Huddinge, Sweden
3. Department of NeuroGeriatrics, University Duisburg-Essen, Essen, Germany
4. Department of Neurology, University Medical Center Ljubljana, Ljubljana, Slovenia
5. Department of Neurology and Alzheimer Centre, VU University Medical Centre, Amsterdam, The Netherlands
6. Alzheimer Disease and Other Cognitive Unit, Hospital Clinic, IDIBAPS, Barcelona, Spain
7. Barcelonaβeta Brain Research Center, Pasqual Maragall Foundation, Barcelona, Spain