@article{ref1,
title="Current safety standing and concepts for the city of Bielefeld",
journal="Anasthesiologie, Intensivmedizin, Notfallmedizin, Schmerztherapie: AINS",
year="2002",
author="Du Bois, W.",
volume="37",
number="9",
pages="553-555",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0939-2661",
doi="10.1055/s-2002-33771",
url="http://dx.doi.org/10.1055/s-2002-33771"
}