@article{ref1,
title="Sports authorities warn against "spearing"",
journal="Journal of the Iowa Medical Society",
year="1967",
author="",
volume="57",
number="9",
pages="930-931",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-0587",
doi="",
url="http://dx.doi.org/"
}