@article{ref1,
title="Cardiac tamponade secondary to blunt trauma: a report of two cases and review of the literature",
journal="Journal of trauma",
year="1974",
author="Ramp, J. M. and Hankins, J. R. and Mason, G. R.",
volume="14",
number="9",
pages="767-772",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-5282",
doi="",
url="http://dx.doi.org/"
}