@article{ref1,
title="Methods for the determination of carbon monoxide",
journal="Progress in chemical toxicology",
year="1967",
author="Feldstein, M.",
volume="3",
number="",
pages="99-119",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0079-6158",
doi="",
url="http://dx.doi.org/"
}