@article{ref1,
title="Preservation of sight in sports",
journal="Maryland state medical journal",
year="1971",
author="Berkow, J. W.",
volume="20",
number="11",
pages="57-59",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-4363",
doi="",
url="http://dx.doi.org/"
}