@article{ref1,
title="Nonpenetrating injuries of the chest",
journal="Clinical medicine (Northfield, Ill)",
year="1963",
author="Adkins, P. C.",
volume="70",
number="",
pages="33-42",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0412-7994",
doi="",
url="http://dx.doi.org/"
}