1. Department of Clinical Pharmacy, Central Military Hospital, Ministry of Defence, P.O. Box 85375, 3508 AJ Utrecht, The Netherlands.
2. Department of Clinical Pharmacy, University Medical Centre Utrecht, P.O. Box 85500 3508 GA Utrecht, The Netherlands.
3. Military Mental Health Research Center, Ministry of Defense, P.O. Box 90000, 3509 AA Utrecht, The Netherlands.
4. Department of Psychiatry, Leiden University Medical Centre, P.O. Box 9600, 2300 RC Leiden, The Netherlands.
5. ARQ Psychotrauma Expert Group, Nienoord 5, 1112 XE Diemen, The Netherlands.