@article{ref1,
title="Health hazards in the construction industry",
journal="Journal of Occupational Medicine",
year="1961",
author="Magnuson, H. J.",
volume="3",
number="",
pages="321-325",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0096-1736",
doi="",
url="http://dx.doi.org/"
}