@article{ref1,
title="Cost differences of the occupational health services. A comparative analysis of 2 Volvo companies",
journal="Lakartidningen",
year="1994",
author="Dimberg, L. and Ferraz-Nunes, J.",
volume="91",
number="32-33",
pages="2868-2873",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}