@article{ref1,
title="Barotrauma in United States Air Force accidents-incidents",
journal="Aerospace medicine",
year="1973",
author="Lewis, S. T.",
volume="44",
number="9",
pages="1059-1061",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}