@article{ref1,
title="Occupational hydrogen sulfide poisoning",
journal="Ugeskrift for Laeger",
year="1979",
author="Klausen, H. and Gregersen, P. and Danielsen, U. T. and Zeeberg, I.",
volume="141",
number="49",
pages="3393-3396",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}