@article{ref1,
title="Clinical aggression in premenstrual syndrome",
journal="Aggressive behavior",
year="1980",
author="Dalton, K.",
volume="6",
number="3",
pages="255-255",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}