@article{ref1,
title="Violent acts of mental patients. A psychiatric-epidemiologic study in the German Federal Republic",
journal="Fortschritte der Medizin",
year="1974",
author="Hafner, H. and Böker, W.",
volume="92",
number="2",
pages="50-54",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0015-8178",
doi="",
url="http://dx.doi.org/"
}