@article{ref1,
title="Commotio cordis: early observation",
journal="Heart",
year="1999",
author="Kohl, P.",
volume="82",
number="3",
pages="397-397",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1355-6037",
doi="",
url="http://dx.doi.org/"
}