@article{ref1,
title="Carbon monoxide poisoning",
journal="American practitioner and digest of treatment",
year="1948",
author="Clark, L. D.",
volume="2",
number="6",
pages="411-414",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0097-658X",
doi="",
url="http://dx.doi.org/"
}