@article{ref1,
title="Unusual foreign bodies in nasopharynx and bronchus",
journal="Indian journal of pediatrics",
year="2002",
author="Gulia, Joginder Singh and Kumar, Raman and Sachdeva, O. P.",
volume="69",
number="3",
pages="273-274",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0019-5456",
doi="",
url="http://dx.doi.org/"
}