@article{ref1,
title="Sports concussion",
journal="Journal of the arkansas medical society",
year="2013",
author="Balmakund, Jhablall",
volume="110",
number="5",
pages="92-94",
abstract="Concussion (mTBI) is a direct or indirect trauma to the brain with alteration of its function. The degree of alteration is dependent on the severity of injury. Most concussion does not result in significant alteration of the brain function.<p /> <p>Language: en</p>",
language="en",
issn="0004-1858",
doi="",
url="http://dx.doi.org/"
}