@article{ref1,
title="Contact sports and cardiac injury: what a team physician might be called upon to do",
journal="Journal of the American College Health Association",
year="1968",
author="Cooper, T. Y.",
volume="17",
number="1",
pages="64-66",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-7944",
doi="",
url="http://dx.doi.org/"
}