@article{ref1,
title="Concerns about using and interpreting covert video surveillance",
journal="British medical journal: BMJ",
year="1998",
author="Morley, C.",
volume="316",
number="7144",
pages="1603-1605",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}