1. Department of Internal Medicine University Hospital of Tours Tours France
2. Université François Rabelais Tours France
3. Department of Neuroradiology University Hospital of Tours Tours France
4. UMR INSERM U 930 ERL 3106 Tours France
5. Department of Hematology University Hospital of Tours Tours France
6. UMR CNRS 7292 Tours France
7. Department of Geriatrics and Memory Center University Hospital of Tours Tours France