@article{ref1,
title="Hospital emergency room security--the next decade",
journal="Journal of healthcare protection management",
year="1991",
author="Waller, F. S.",
volume="7",
number="2",
pages="43-45",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0891-7930",
doi="",
url="http://dx.doi.org/"
}