@article{ref1,
title="Sleepiness and fatigue following traumatic brain injury: a clear relationship?",
journal="Sleep Medicine",
year="2012",
author="Siebern, Allison T. and Guilleminault, Christian",
volume="13",
number="6",
pages="559-560",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1389-9457",
doi="10.1016/j.sleep.2012.03.003",
url="http://dx.doi.org/10.1016/j.sleep.2012.03.003"
}