@article{ref1,
title="Toxic hazards in the aviation environment",
journal="Journal of aviation medicine",
year="1958",
author="Nuttall, J. B.",
volume="29",
number="9",
pages="641-649",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0095-991X",
doi="",
url="http://dx.doi.org/"
}