@article{ref1,
title="Drinkers and abstainers in Norway. A national survey",
journal="Quarterly journal of studies on alcohol",
year="1972",
author="Wallace, J. G.",
volume="6",
number="Suppl 6",
pages="129-151",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-5649",
doi="",
url="http://dx.doi.org/"
}