@article{ref1,
title="Post-traumatic syndrome",
journal="Psychiatric quarterly",
year="1948",
author="Karlan, S. C. and Heller, E.",
volume="22",
number="3",
pages="487-494",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2720",
doi="",
url="http://dx.doi.org/"
}