@article{ref1,
title="Proceedings: Complications in the extraction of tracheo-bronchial foreign bodies in childhood",
journal="Archiv fur Klinische und Experimentelle Ohren- Nasen- und Kehlkopfheilkunde",
year="1973",
author="Mantel, K. and Butenandt, I.",
volume="205",
number="2",
pages="209-212",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0003-9195",
doi="",
url="http://dx.doi.org/"
}