@article{ref1,
title="Adoption studies of alcoholism",
journal="Progress in clinical and biological research",
year="1981",
author="Goodwin, D. W.",
volume="69",
number="C",
pages="71-76",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0361-7742",
doi="",
url="http://dx.doi.org/"
}