@article{ref1,
title="Sports injury research. Components of injury reporting systems",
journal="American journal of sports medicine",
year="1988",
author="Lindenfeld, T. N. and Noyes, F. R. and Marshall, M. T.",
volume="16",
number="Suppl 1",
pages="S69-80",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0363-5465",
doi="",
url="http://dx.doi.org/"
}