@article{ref1,
title="The dangers of carbon monoxide",
journal="New England journal of medicine",
year="1995",
author="Perera, R. D.",
volume="332",
number="13",
pages="894-894",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}