@article{ref1,
title="Neonatal advanced practice nurses shift length, fatigue, and impact on patient safety",
journal="Advances in neonatal care",
year="2007",
author="",
volume="7",
number="6",
pages="326-329",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1536-0903",
doi="10.1097/01.ANC.0000304974.54331.43",
url="http://dx.doi.org/10.1097/01.ANC.0000304974.54331.43"
}