@article{ref1,
title="Insomnia is a risk factor for suicide-what are the next steps?",
journal="Sleep",
year="2011",
author="McCall, W. Vaughn",
volume="34",
number="9",
pages="1149-1150",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0161-8105",
doi="10.5665/SLEEP.1222",
url="http://dx.doi.org/10.5665/SLEEP.1222"
}