@article{ref1,
title="Has violence among mentally ill persons increased?",
journal="Psychiatrische Praxis",
year="2002",
author="Finzen, Asmus",
volume="29",
number="2",
pages="104-105",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0303-4259",
doi="",
url="http://dx.doi.org/"
}