@article{ref1,
title="Football injuries of the knee joint",
journal="Canadian Medical Association journal",
year="1927",
author="Austin, L. J. and Campbell, W. A.",
volume="17",
number="11",
pages="1324-1326",
abstract="<p>[Abstract unavailable]  Keywords: Canadian football; Soccer</p> <p>Language: en</p>",
language="en",
issn="0008-4409",
doi="",
url="http://dx.doi.org/"
}