@article{ref1,
title="Further observations on the medical aspects of amateur boxing",
journal="British medical journal: BMJ",
year="1957",
author="Blonstein, J. L. and Clarke, Ellen",
volume="1",
number="5015",
pages="362-364",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}