@article{ref1,
title="Noise and hearing damage. A study from the shipping industry",
journal="Tidsskrift for den Norske Laegeforening",
year="1977",
author="Korsrud, F. R.",
volume="97",
number="12",
pages="571-573",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}