@article{ref1,
title="A clinical study of foreign bodies in air passages",
journal="Indian pediatrics",
year="1973",
author="Sharma, B. and Shukla, G. K.",
volume="10",
number="7",
pages="448-452",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0019-6061",
doi="",
url="http://dx.doi.org/"
}