@article{ref1,
title="The spouses of alcoholics: an example of assortative mating",
journal="Diseases of the nervous system",
year="1972",
author="Rimmer, J. and Winokur, G.",
volume="33",
number="8",
pages="509-511",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0012-3714",
doi="",
url="http://dx.doi.org/"
}