1. Department of Radiology; School of Medicine, University of Crete; Heraklion Crete Greece
2. Department of Psychiatry; School of Medicine, University of Crete; Heraklion Crete Greece
3. Department of Medical Physics; School of Medicine, University of Crete; Heraklion Crete Greece
4. Department of Neurology; School of Medicine, University of Crete; Heraklion Crete Greece
5. University Hospital of Heraklion; Crete Greece