@article{ref1,
title="Physical activity after mild traumatic brain injury: what are the relationships with fatigue and sleep quality? Is physical activity a key to prevention of post-concussive symptoms?",
journal="European journal of paediatric neurology",
year="2019",
author="Catsman-Berrevoets, Coriene",
volume="23",
number="1",
pages="4-5",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1090-3798",
doi="10.1016/j.ejpn.2018.12.008",
url="http://dx.doi.org/10.1016/j.ejpn.2018.12.008"
}