1. Department of Radiology and Nuclear Medicine Radboud University Medical Center Nijmegen The Netherlands
2. Department of Geriatric Medicine Radboud University Medical Center Nijmegen The Netherlands
3. Radboudumc Alzheimer Center, Donders Institute for Brain, Cognition and Behaviour Radboud University Medical Center Nijmegen The Netherlands
4. Erwin L. Hahn Institute University Hospital Duisburg‐Essen Essen Germany