@article{ref1,
title="Cerebral concussion and participation in sports",
journal="Bruxelles Medical",
year="1975",
author="S'Jongers, J. J. and Terwinghe, G. and Varlez, L. and Roseeuw, D. and Malvaux, M.",
volume="55",
number="6",
pages="318-325",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0068-3027",
doi="",
url="http://dx.doi.org/"
}