1. Bundeswehr Centre for Military Mental Health, Bundeswehr Hospital Berlin, Berlin, Germany;
2. Department of Psychiatry and Psychotherapy Campus Charité Mitte Berlin, St. Hedwig Hospital, Berlin, Germany;
3. Bundeswehr Centre for Military History and Social Sciences, Potsdam, Germany;
4. Academic Department of Military Mental Health, Weston Education Centre, London, UK;
5. Department of Psychological Medicine, Institute of Psychiatry, Psychology & Neuroscience (IoPPN), King’s College London, London, UK