@article{ref1,
title="CS gas is not a chemical means of restraining a person",
journal="British medical journal: BMJ",
year="1997",
author="Gray, P. J.",
volume="314",
number="7090",
pages="1353-1353",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}