@article{ref1,
title="Accident prevention",
journal="Zeitschrift fuer Krankenpflege",
year="1968",
author="Biener, K.",
volume="2",
number="",
pages="68-70",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0044-2941",
doi="",
url="http://dx.doi.org/"
}