@article{ref1,
title="Industrial medicine in Slovakia",
journal="Zentralblatt fur Arbeitsmedizin und Arbeitsschutz",
year="1970",
author="Symanski, H.",
volume="20",
number="9",
pages="275-278",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-4049",
doi="",
url="http://dx.doi.org/"
}