1 Department of Psychosomatics and Psychotherapy, Justus-Liebig-University, Giessen, Germany.
2 Department of Psychiatry, Dalhousie University, Halifax, Nova Scotia, Canada Centre for Emotions and Health, Halifax, Nova Scotia, Canada.
3 Department of Psychology, The City University of New York, New York, USA.
4 Derner Institute of Advanced Psychological Studies, Adelphi University, Hy Weinberg Center, Garden City, New York, USA.
5 Department of Psychology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
6 Faculty of Psychology and Educational Sciences, University of Leuven, Leuven, Belgium Research Department of Clinical, Educational and Health Psychology, University College London, London, UK.
7 Department of Psychology, Alpen-Adria-Universität Klagenfurt, Klagenfurt, Austria Department of Medical Psychology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.