@article{ref1,
title="Implementation of a smoke-free policy appears to reduce physical violence in inpatient settings",
journal="Evidence-based mental health",
year="2019",
author="Hedges, Emily and Facer-Irwin, Emma",
volume="22",
number="2",
pages="e8-e8",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1362-0347",
doi="10.1136/ebmental-2018-300072",
url="http://dx.doi.org/10.1136/ebmental-2018-300072"
}