@article{ref1,
title="Leisure activities detrimental to hearing in students at technical vocational schools",
journal="Tidsskrift for den Norske Laegeforening",
year="1981",
author="Jerson, T. and Axelsson, A. and Lindgren, F.",
volume="101",
number="6",
pages="370-373",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}