@article{ref1,
title="The special forms of injuries caused by compressed air",
journal="Hefte zur Unfallheilkunde",
year="1964",
author="Betzel, F.",
volume="78",
number="",
pages="67-70",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0085-1469",
doi="",
url="http://dx.doi.org/"
}