1. Department of Psychiatry, Leiden University Medical Center, Leiden, The Netherlands
2. ARQ National Psychotrauma Center, Diemen, The Netherlands
3. Department of Psychiatry, University Medical Center Groningen, Groningen, The Netherlands
4. Department of Psychiatry, Social Psychiatry and Psychotherapy, Hannover Medical School, Hannover, Germany
5. Dr. Senckenberg Institute for the History and Ethics in Medicine, Goethe University Frankfurt/Main, Frankfurt am Main, Germany
6. Military Mental Health Care, Utrecht, The Netherlands