@article{ref1,
title="Hearing threshold of Cairo traffic policemen",
journal="International archives of occupational and environmental health",
year="1989",
author="Kamal, A. A. and Eldamati, S. E. and Faris, Rachel",
volume="61",
number="8",
pages="543-545",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0340-0131",
doi="",
url="http://dx.doi.org/"
}