@article{ref1,
title="A follow-up study of athletic injuries",
journal="Journal of the American College Health Association",
year="1970",
author="Christophe, K. and Leard, S.",
volume="18",
number="3",
pages="210-212",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-7944",
doi="",
url="http://dx.doi.org/"
}