@article{ref1,
title="First rib fractures in football players. A case report and literature review",
journal="American journal of sports medicine",
year="1988",
author="Barrett, G. R. and Shelton, W. R. and Miles, J. W.",
volume="16",
number="6",
pages="674-676",
abstract="<p>[Abstract unavailable]  Keywords: American football; </p> <p>Language: en</p>",
language="en",
issn="0363-5465",
doi="",
url="http://dx.doi.org/"
}