@article{ref1,
title="Low salivary cortisol levels and aggressive behavior",
journal="Archives of general psychiatry",
year="2001",
author="Herzog, A. G. and Edelheit, P. B. and Jacobs, A. R.",
volume="58",
number="5",
pages="513-515",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-990X",
doi="",
url="http://dx.doi.org/"
}