@article{ref1,
title="Second Impact Syndrome: Concussion and Second Injury Brain Complications",
journal="Journal of the American Academy of Surgeons",
year="2010",
author="Wetjen, Nicholas M. and Pichelmann, Mark A. and Atkinson, John L. D.",
volume="211",
number="4",
pages="553-557",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1072-7515",
doi="10.1016/j.jamcollsurg.2010.05.020",
url="http://dx.doi.org/10.1016/j.jamcollsurg.2010.05.020"
}