@article{ref1,
title="Research on the mental health effects of terrorism",
journal="JAMA journal of the American Medical Association",
year="2002",
author="North, Carol S. and Pfefferbaum, Betty",
volume="288",
number="5",
pages="633-636",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}