1. Boehringer Ingelheim Pharma GmbH & Co. KG, CNS Discovery Research, Biberach an der Riss, Germany
2. Department of Neurology, University of Ulm, RKU, Ulm, Germany
3. Boehringer Ingelheim Pharma GmbH & Co. KG, Translational Medicine & Clinical Pharmacology, Biberach an der Riss, Germany
4. Department of Psychology, University of Cambridge, Cambridge, United Kingdom
5. Department of Psychiatry, University of Cambridge, Cambridge, United Kingdom