@article{ref1,
title="Post-traumatic stress disorder",
journal="Advances in psychosomatic medicine",
year="1986",
author="Silverman, J. J.",
volume="16",
number="",
pages="115-140",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0065-3268",
doi="",
url="http://dx.doi.org/"
}