@article{ref1,
title="Cycle injuries. A comparative study",
journal="Wisconsin medical journal",
year="1968",
author="Pellegrino, E. A. Jr",
volume="67",
number="9",
pages="413-417",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0043-6542",
doi="",
url="http://dx.doi.org/"
}