@article{ref1,
title="Posttraumatic delayed sleep phase syndrome",
journal="Neurology",
year="2000",
author="Quinto, C. and Gellido, C. and Chokroverty, S. and Masdeu, J.",
volume="54",
number="1",
pages="250-252",
abstract="Circadian rhythm sleep disorders may occur after traumatic brain injury. We describe a 48-year-old man who presented with sleep onset insomnia and cognitive dysfunction after a car accident. A diagnosis of delayed sleep phase syndrome (DSPS) was confirmed by sleep logs and actigraphy, which revealed sleep onset in the early morning hours and awakening around noon.<p /><p>Language: en</p>",
language="en",
issn="0028-3878",
doi="",
url="http://dx.doi.org/"
}