1. Department of Psychiatry and Psychotherapy, University Medical Center Göttingen, Göttingen, Germany
2. Institute of Diagnostic and Interventional Neuroradiology, University Medical Center Göttingen, Göttingen, Germany
3. German Center for Neurodegenerative Diseases (DZNE), Göttingen, Germany
4. Neurosciences and Signaling Group, Department of Medical Sciences, Institute of Biomedicine (iBiMED), University of Aveiro, Aveiro, Portugal
5. Department of Nuclear Medicine, University Medical Center Göttingen, Göttingen, Germany