1. Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands
2. ARQ National Psychotrauma Centre, Diemen, The Netherlands
3. University of Humanistic Studies, Utrecht, The Netherlands
4. Police Academy of the Netherlands, Apeldoorn, The Netherlands
5. Center for Psychotraumatology, Institute of Psychology, Vilnius University, Vilnius, Lithuania
6. Centre for Traumatic Stress Studies, The University of Adelaide, Adelaide, Australia