Nada, I. A., Celestin-Westreich, S., Van den Broeck, W. and Celestin, L.-P. (2010) “Posttraumatic stress among Palestinian adolescents in the Gaza Strip: An analysis of event-related and demographic factors”, Europe’s Journal of Psychology, 6(4), p. Article e222. doi: 10.5964/ejop.v6i4.222.