@article{ref1,
title="Blunt injury to the heart",
journal="British medical journal (clinical research edition)",
year="1983",
author="Bancewicz, J. and Yates, D.",
volume="286",
number="6364",
pages="497-498",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0267-0623",
doi="",
url="http://dx.doi.org/"
}