@article{ref1,
title="Genetic and environmental determinants of use and abuse of alcohol: the Finnish Twin Cohort studies",
journal="Alcohol and alcoholism supplement",
year="1991",
author="Kaprio, Jaakko A. and Rose, R. J. and Romanov, K. and Koskenvuo, Karoliina",
volume="1",
number="",
pages="131-136",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1358-6173",
doi="",
url="http://dx.doi.org/"
}