@article{ref1,
title="Hormonal response to competition in human males",
journal="Aggressive behavior",
year="1989",
author="Gladue, Brian A. and Boechler, M and McCaul, Kevin D.",
volume="15",
number="6",
pages="409-422",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}