@article{ref1,
title="Foreign bodies in the tracheobronchial tree and esophagus",
journal="Surgical cinics of North America",
year="1966",
author="LeJeune, F. E.",
volume="46",
number="6",
pages="1501-1512",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0039-6109",
doi="",
url="http://dx.doi.org/"
}