1. Department of Psychiatry and Psychotherapy, University Medical Center Göttingen, Göttingen, Germany;
2. Experimental Neurology, Center for Biomedical Research, University of Ulm, Ulm, Germany;
3. German Center for Neurodegenerative Diseases (DZNE) Goettingen, Goettingen, Germany;
4. iBiMED, Medical Sciences Department, University of Aveiro, Aveiro, Portugal