@article{ref1,
title="Alcoholism: drinking pattern and birth order of 738 alcoholics",
journal="Northwest medicine",
year="1957",
author="O'hollaren, P. and Wellman, W. M.",
volume="56",
number="7",
pages="811-813",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0029-3385",
doi="",
url="http://dx.doi.org/"
}