@article{ref1,
title="Injury on the football field",
journal="British medical journal: BMJ",
year="1973",
author="Dwyer, F. C.",
volume="2",
number="5859",
pages="179-180",
abstract="<p>[Abstract unavailable]  Keywords: Soccer </p> <p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}