@article{ref1,
title="Myocardial and pericardial lesions due to non-penetrating injury",
journal="British heart journal",
year="1940",
author="Warburg, E.",
volume="2",
number="4",
pages="271-280",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0769",
doi="",
url="http://dx.doi.org/"
}