1. Institute of Psychobiology, Division of Clinical Psychophysiology; University of Trier; Trier Germany
2. Department of Biological and Medical Psychology; University of Bergen; Bergen Norway
3. Institute for Medical Psychology and Behavioral Neurobiology; University of Tübingen; Tübingen Germany
4. Division of Psychiatry Research and Psychogeriatric Medicine; Psychiatric University Hospital; Zürich Switzerland
5. Division of Medical Pharmacology; Leiden/Amsterdam Center for Drug Research, University of Leiden; Leiden The Netherlands
6. Swammerdam Institute for Life Sciences, Center for Neuroscience; University of Amsterdam; Amsterdam The Netherlands
7. Zentrum für Radiologie, Neuroradiologie, Sonographie und Nuklearmedizin; Krankenhaus der Barmherzigen Brüder Trier; Trier Germany
8. Psychophysiological Laboratory of the University of Trier; Trier Germany