@article{ref1,
title="Incidence of boxing injuries in the Royal Air Force in the United Kingdom 1953-66",
journal="British journal of industrial medicine",
year="1968",
author="Brennan, T. N. and O'Connor, P. J.",
volume="25",
number="4",
pages="326-329",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1072",
doi="",
url="http://dx.doi.org/"
}