@article{ref1,
title="Facial injuries in hockey players",
journal="Minnesota medicine",
year="1977",
author="Wilson, K. and Cram, B. and Rontal, E. and Rontal, M.",
volume="60",
number="1",
pages="13-19",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-556X",
doi="",
url="http://dx.doi.org/"
}