@article{ref1,
title="A replication study of staff injuries in a state hospital",
journal="Hospital and community psychiatry",
year="1992",
author="Hanson, R. H. and Balk, J. A.",
volume="43",
number="8",
pages="836-837",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-1597",
doi="",
url="http://dx.doi.org/"
}