@article{ref1,
title="Skateboard injuries--a current appraisal",
journal="British journal of sports medicine",
year="1980",
author="Christian, M. S. and Khan, O.",
volume="14",
number="2-3",
pages="102-104",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0306-3674",
doi="",
url="http://dx.doi.org/"
}