@article{ref1,
title="Heart contusion in cases of severe multi-organ injuries",
journal="Polski Tygodnik Lekarski",
year="1978",
author="Gontarz, W. and Barcikowski, S. and Zabłocki, J and Zołyński, K and Kozłowski, B",
volume="33",
number="13",
pages="509-510",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0032-3756",
doi="",
url="http://dx.doi.org/"
}