@article{ref1,
title="Trauma in boxing; fact or fable?",
journal="Pennsylvania medical journal",
year="1963",
author="Ayella, A. S. Jr",
volume="66",
number="",
pages="15-21",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0096-0667",
doi="",
url="http://dx.doi.org/"
}