1. Clinical Memory Research Unit, Department of Clinical Sciences, Lund University, Malmö, Sweden
2. Department of Neurology, Skåne University Hospital, Lund, Sweden
3. Department of Neurophysiology, Skåne University Hospital, Lund, Sweden
4. F. Hoffmann-La Roche Ltd, Basel, Switzerland
5. Skåne University Hospital, Department of Clinical Physiology and Nuclear Medicine, Lund, Sweden
6. Department of Radiation Physics, Skåne University Hospital, Lund, Sweden
7. Memory Clinic, Skåne University Hospital, Malmö, Sweden