8Raphael B, Lundin T, Weisaeth L. A research method for the study of psychological and psychiatric aspects of disaster. Acta psychiatr Seand, 1989, 80 (suppl 853): 47.
9Ballenger JC, Jonathan RT, Davidson, et al. Consensus statement on posttraumatic stress disorder from the International Consensus Group on depression and anxiety. J Clin Psychiatry, 2000, 61(suppl 5): 60-66.