@article{ref1,
title="Football safety: are changes protecting the players?",
journal="Physician and sportsmedicine",
year="1983",
author="Hage, P.",
volume="11",
number="11",
pages="145-152",
abstract="<p>[Abstract unavailable]  Keywords: American football </p> <p>Language: en</p>",
language="en",
issn="0091-3847",
doi="10.1080/00913847.1983.11708689",
url="http://dx.doi.org/10.1080/00913847.1983.11708689"
}