@article{ref1,
title="Morphine poisoning",
journal="Ugeskrift for Laeger",
year="1956",
author="Nimb, M.",
volume="118",
number="3",
pages="61-70",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}