@article{ref1,
title="Death caused by carbon monoxide poisoning. How many cases? How? Why? - And what can be done about it?",
journal="Ugeskrift for Laeger",
year="1961",
author="Dalgaard, J. B.",
volume="123",
number="",
pages="469-473",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}