@article{ref1,
title="Carbon monoxide poisoning. Is the use of natural gas really safe?",
journal="Pharmaceutisch Weekblad voor Nederland",
year="1967",
author="Douze, J. M. and van Heyst, A. N. and Kreukniet, J. and de Leeuw, R. J. and Hamelink, M. L.",
volume="102",
number="17",
pages="351-360",
abstract="<p>[Abstract unavailable]</p> <p>Language: nl</p>",
language="nl",
issn="0031-6911",
doi="",
url="http://dx.doi.org/"
}