@article{ref1,
title="Industrial accidents in the construction industry",
journal="Scandinavian journal of social medicine",
year="1974",
author="Fredin, H. and Gerdman, P. and Thorson, Jan",
volume="2",
number="2",
pages="67-77",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0300-8037",
doi="",
url="http://dx.doi.org/"
}