@article{ref1,
title="Industrial medicine and ergonomics",
journal="Deutsche Zahnarztliche Zeitschrift",
year="1974",
author="Schmidt, H. G.",
volume="29",
number="2",
pages="83-88",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0012-1029",
doi="",
url="http://dx.doi.org/"
}