@article{ref1,
title="The carbon monoxide content of the blood under various conditions",
journal="American journal of clinical pathology",
year="1940",
author="Gettler, Alexander O. and Preimuth, Henry C.",
volume="10",
number="9",
pages="603-616",
abstract="KEYWORDS: Suicide<p />",
language="en",
issn="0002-9173",
doi="10.1093/ajcp/10.9.603",
url="http://dx.doi.org/10.1093/ajcp/10.9.603"
}