1. Department of Medical Psychology, University Medical Centre Hamburg-Eppendorf, Hamburg, Germany
2. Department of Psychosocial Prevention, University of Heidelberg, Heidelberg, Germany
3. School of Psychology, University Complutense of Madrid, Madrid, Spain
4. Nant Foundation, East Vaud Psychiatric Institute, Corsier-sur-Vevey, Switzerland
5. Department of Biomedical and Specialty Surgical Sciences, Institute of Psychiatry, University of Ferrara, Ferrara, Italy
6. Institute of Medical Biometry and Epidemiology, University Medical Centre Hamburg-Eppendorf, Hamburg, Germany
7. Division of Institutional Measures, Medical Direction, University Hospitals of Geneva, Puplinge, Switzerland
8. Institute of Clinical Psychology and Psychotherapy, Technische Universität Dresden, Dresden, Germany
9. Institute of Psychology, Alpen-Adria University Klagenfurt, Klagenfurt, Austria
10. Department of Psychology, University Witten/Herdecke, Witten, Germany