@article{ref1,
title="Pericardial tamponade",
journal="Texas heart institute journal",
year="1996",
author="Perlroth, M. G. and Wolf, A.",
volume="23",
number="3",
pages="240-241",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0730-2347",
doi="",
url="http://dx.doi.org/"
}