@article{ref1,
title="Observations of tavern patrons before and after the compulsory breath test law in Canada",
journal="Quarterly journal of studies on alcohol",
year="1972",
author="Smart, Reginald G.",
volume="33",
number="4",
pages="1122-1128",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-5649",
doi="",
url="http://dx.doi.org/"
}