@article{ref1,
title="Extreme issues. Addressing the prevention and occurrence of lower-extremity injuries",
journal="Rehab management",
year="2007",
author="Smith, Ron",
volume="20",
number="7",
pages="34-37",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0899-6237",
doi="",
url="http://dx.doi.org/"
}