1. General Psychiatry Service, Department of Psychiatry, University Hospital Center and University of Lausanne, Lausanne, Switzerland
2. Psychiatric Epidemiology and Psychopathology Research Center, Department of Psychiatry, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland
3. Department of Psychiatry, Williams College, Williamstown, MA, USA
4. Institute of Psychotherapy, Lausanne University Hospital, University of Lausanne, Lausanne, Switzerland
5. Department of Psychology, University of Windsor, Windsor, Canada