@article{ref1,
title="Compression fractures of the spine during USAF ejections",
journal="Aerospace medicine",
year="1965",
author="Chubb, R. M. and Detrick, W. R. and Shannon, R. H.",
volume="36",
number="10",
pages="968-972",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}