@article{ref1,
title="Twin Imitation for Antisocial Behavior: Implications for Genetic and Family Environment Research",
journal="Journal of abnormal psychology",
year="1992",
author="Carey, Gregory",
volume="101",
number="1",
pages="18-25",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0021-843X",
doi="",
url="http://dx.doi.org/"
}