@article{ref1,
title="Alcohol breath testing",
journal="British medical journal: BMJ",
year="2002",
author="Berger, A.",
volume="325",
number="7377",
pages="1403-1403",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}