@article{ref1,
title="Physicians and youth tackle football",
journal="New England journal of medicine",
year="2016",
author="Samadani, Uzma",
volume="374",
number="21",
pages="2097-2098",
abstract="<p>[Abstract unavailable]  Keywords: American football; </p> <p>Language: en</p>",
language="en",
issn="0028-4793",
doi="10.1056/NEJMc1603497#SA1",
url="http://dx.doi.org/10.1056/NEJMc1603497#SA1"
}