@article{ref1,
title="The importance of social housing in social defeat induced changes in behavior and HPA regulation",
journal="Aggressive behavior",
year="1999",
author="Koolhaas, Jaap M. and Buwalda, B and Ruis, MAW and de Boer, Sietse F.",
volume="25",
number="1",
pages="40-40",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}