@article{ref1,
title="The medical aspects of closed cabin atmosphere control",
journal="Military medicine",
year="1961",
author="Schulte, J. H.",
volume="126",
number="",
pages="40-48",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-4075",
doi="",
url="http://dx.doi.org/"
}