@article{ref1,
title="Severe athletic injuries",
journal="Polski Tygodnik Lekarski",
year="1977",
author="Tomaszewski, P. and Lipiński, J. and Wyszczelski, M. and Dubrzyński, A.",
volume="32",
number="38",
pages="1469-1471",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0032-3756",
doi="",
url="http://dx.doi.org/"
}