@article{ref1,
title="Prisoners of pain",
journal="Nursing times",
year="1997",
author="Smith, S.",
volume="93",
number="15",
pages="32-34",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0954-7762",
doi="",
url="http://dx.doi.org/"
}