@article{ref1,
title="A simulation study of nursing staff utilization",
journal="Canadian hospital",
year="1972",
author="Laberge-Nadeau, C. and Feuvrier, M.",
volume="49",
number="5",
pages="54-57",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-3798",
doi="",
url="http://dx.doi.org/"
}