@article{ref1,
title="A football player with a concussion",
journal="Pediatric case reviews",
year="2003",
author="Demorest, Rebecca A. and Landry, Gregory L.",
volume="3",
number="3",
pages="127-140",
abstract="unavailable.  Keywords: American football",
language="en",
issn="1532-9798",
doi="10.1097/01.PCA.0000074023.49665.EC",
url="http://dx.doi.org/10.1097/01.PCA.0000074023.49665.EC"
}