@article{ref1,
title="Some guiding principles in handling injuries of college football players",
journal="Student medicine",
year="1957",
author="Rachun, Alexius",
volume="5",
number="2",
pages="79-82",
abstract="<p>[Abstract unavailable]  Keywords: American football; </p> <p>Language: en</p>",
language="en",
issn="0096-7149",
doi="",
url="http://dx.doi.org/"
}