@article{ref1,
title="Nocturnal wandering in a middle aged man",
journal="Journal of clinical sleep medicine",
year="2006",
author="Roehrs, John D.",
volume="2",
number="2",
pages="215-216",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1550-9389",
doi="",
url="http://dx.doi.org/"
}