alienation(socialpsychology) clinicalmedicine combat combatdisorders delusions diseases evidence-basedmedicine fitness general health internalmedicine interpersonalrelations israel medical middleeast military militarypersonnel militarypsychology post-traumatic post-traumaticstressdisorder psychiatrichospitalpatients psychologicalaspects psychology publichealth self-perception selfconcept social socialaspects socialinteraction soldiers stress(psychology) stressdisorders technologicalinnovations terrorism warandsociety warneuroses wm204g549p1989