@article{ref1,
title="Traumatic heart lesions",
journal="Acta medica Scandinavica",
year="1953",
author="Enig, R. and Rud, E.",
volume="146",
number="6",
pages="393-410",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6101",
doi="",
url="http://dx.doi.org/"
}