@article{ref1,
title="Trauma-focused group therapy for patients with post-traumatic stress",
journal="International journal of group psychotherapy",
year="1999",
author="Kanas, N.",
volume="49",
number="4",
pages="540-543",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0020-7284",
doi="",
url="http://dx.doi.org/"
}