@article{ref1,
title="Epidemiologic perspective",
journal="Clinics in sports medicine",
year="1982",
author="Garrick, J. G.",
volume="1",
number="1",
pages="13-18",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0278-5919",
doi="",
url="http://dx.doi.org/"
}