@article{ref1,
title="Attrition of the spinal column in agricultural technicians--results of a cross-sectional study",
journal="Zeitschrift fur Arztliche Fortbildung (Jena)",
year="1984",
author="Jürgens, W. W. and Kruse, G. and Mönnich, H. T. and Schneider, G.",
volume="78",
number="13",
pages="537-541",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-2178",
doi="",
url="http://dx.doi.org/"
}