@article{ref1,
title="Social causes of permanent disability",
journal="Acta socio-medica Scandinavica",
year="1970",
author="Lindén, V.",
volume="2",
number="1",
pages="55-63",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0044-6041",
doi="",
url="http://dx.doi.org/"
}