1. Department of Psychiatry and Psychotherapy, University of Erlangen‐Nuremberg, Erlangen, Germany
2. Department of Psychiatry and Psychotherapy, University of Göttingen, Göttingen, Germany
3. Department of Psychiatry and Psychotherapy, University of Freiburg, Freiburg, Germany
4. Department of Psychiatry, Ludwig‐Maximilian University, Munich, Germany
5. Department of Psychiatry, Saarland University, Homburg, Germany
6. Central Institute of Mental Health, Department of Psychiatry, University of Heidelberg, Mannheim, Germany
7. Section Geriatric Psychiatry, Heidelberg University, Heidelberg, Germany
8. Department of Psychiatry, Charité– University Medicine, Berlin, Germany
9. Department of Psychiatry and Psychotherapy, University of Bonn, Bonn, Germany
10. Department of Psychiatry and Psychotherapy, Heinrich Heine – University, Düsseldorf, Düsseldorf, Germany
11. Department of Psychiatry and Psychotherapy, Technical University of Munich, Munich, Germany
12. Department of Psychiatry and Psychotherapy, University Hospital Hamburg‐Eppendorf, Hamburg, Germany