@article{ref1,
title="Some observations on the supervision of dangerous offender patients",
journal="British journal of psychiatry",
year="1990",
author="Prins, H.",
volume="156",
number="",
pages="157-162",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0007-1250",
doi="",
url="http://dx.doi.org/"
}