@article{ref1,
title="A brief analysis of 50 foreign bodies in the larynx, trachea and bronchi",
journal="Diseases of the chest",
year="1949",
author="Bonnier, M.",
volume="16",
number="1",
pages="112-119",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0096-0217",
doi="",
url="http://dx.doi.org/"
}