1. Memory Center, Division of Geriatrics, Department of Rehabilitation and Geriatrics, Geneva University Hospitals, Geneva, Switzerland
2. Department of Radiology, Geneva University Hospitals, Geneva, Switzerland
3. Division of Neurology, Department of Clinical Neurosciences, Geneva University Hospitals, Geneva, Switzerland
4. Division of Internal Medicine for the Aged, Department of Rehabilitation and Geriatrics, Geneva University Hospitals, Geneva, Switzerland