@article{ref1,
title="Death caused by heart disease and accidents",
journal="Hefte zur Unfallheilkunde",
year="1956",
author="Mueller, B.",
volume="52",
number="",
pages="16-23; discussion, 23",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0085-1469",
doi="",
url="http://dx.doi.org/"
}