@article{ref1,
title="Aggression and visors in the national hockey league",
journal="Southern medical journal",
year="2008",
author="Stevens, Sean T. and Masco, Jamie Lynn and Keenan, J. P.",
volume="101",
number="10",
pages="979-980",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0038-4348",
doi="10.1097/SMJ.0b013e3181818107",
url="http://dx.doi.org/10.1097/SMJ.0b013e3181818107"
}