@article{ref1,
title="Pneumothorax due to soccer injury",
journal="British journal of sports medicine",
year="1986",
author="Sadat-Ali, M. and Al-Arfaj, A. L. and Mohanna, M.",
volume="20",
number="2",
pages="91-91",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0306-3674",
doi="",
url="http://dx.doi.org/"
}