@article{ref1,
title="Traumatic injury to the heart due to blunt force, with a case report",
journal="Postgraduate medical journal",
year="1957",
author="Dhillon, B. S.",
volume="33",
number="382",
pages="412-415",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0032-5473",
doi="",
url="http://dx.doi.org/"
}