@article{ref1,
title="Neuroscience: Sleep deprivation: a risky business",
journal="Nature",
year="2011",
author="",
volume="472",
number="7343",
pages="263-263",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-0836",
doi="10.1038/472263e",
url="http://dx.doi.org/10.1038/472263e"
}