@article{ref1,
title="A case of foreign body in the frontal sinuses",
journal="Journal of laryngology and otology",
year="1971",
author="Nath, P. V.",
volume="85",
number="5",
pages="511-514",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-2151",
doi="",
url="http://dx.doi.org/"
}