@article{ref1,
title="Carbon monoxide poisoning",
journal="Nederlands Tijdschrift voor Geneeskunde",
year="1991",
author="",
volume="135",
number="11",
pages="486-487",
abstract="<p>[Abstract unavailable]</p><p>Language: nl</p>",
language="nl",
issn="0028-2162",
doi="",
url="http://dx.doi.org/"
}