@article{ref1,
title="The effect of decreased barometric pressure on maximum pressure-volume relationships of the human respiratory system",
journal="Aerospace medicine",
year="1964",
author="Johnson, L. F.",
volume="35",
number="",
pages="637-642",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}