@article{ref1,
title="Mood disorders in dental patients",
journal="Texas dental journal",
year="2001",
author="Herzig, B. R. and Belkin, H. R.",
volume="118",
number="3",
pages="242-253",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0040-4284",
doi="",
url="http://dx.doi.org/"
}