“…With respect to study design, four of the 10 studies were cohort studies (Goenjian, Walling, Steinberg, Karayan, & Pynoos, 2005;Jia et al, 2013;Kronenberg et al, 2010;Najarian, et al, 2011), another four were cross-sectional studies (Agustini, Asniar, & Matsuo, 2011;Goenjian et al, 2009;Kilic, Kilic, & Yilmaz, 2008;McFarlane & Hooff, 2009), one was a descriptive study (Piyasil et al, 2011), and the other study was based on a case-series design (Ularntinon et al, 2008). One of the cohort studies compared PTSD symptoms between the subjects who had and had not received group/individual psychotherapy .…”