@article{ref1,
title="Preliminary study of human sera in subjects exposed to simulated altitude",
journal="Aerospace medicine",
year="1959",
author="Glenn, W. G.",
volume="30",
number="",
pages="576-579",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}