@article{ref1,
title="Chronic headaches and depression",
journal="Consultant",
year="2000",
author="Diamond, S. and Moore, K.L.",
volume="40",
number="1",
pages="81-93",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0010-7069",
doi="",
url="http://dx.doi.org/"
}