1. Division of Systems Neuroscience of Psychopathology; University Hospital of Psychiatry; University of Bern; Bolligenstrasse 111 3000 Bern Switzerland
2. Department of Psychiatry; University of Tokushima; 3-18-15 Kuramoto-cho Tokushima 770-8503 Japan
3. Department of Diagnostic and Interventional Neuroradiology; Inselspital; University Hospital of Bern; Freiburgstrasse 4 3010 Bern Switzerland