@article{ref1,
title="Comparison of concussion rates between NCAA Division I and Division III men's and women's ice hockey players: letter to the editor",
journal="American journal of sports medicine",
year="2018",
author="Semjonovs, Nils",
volume="46",
number="5",
pages="NP11-NP11",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0363-5465",
doi="10.1177/0363546518765990",
url="http://dx.doi.org/10.1177/0363546518765990"
}