@article{ref1,
title="Aspiration of foreign bodies in childhood. Symptomatology-diagnosis-therapy",
journal="Munchener Medizinische Wochenschrift",
year="1971",
author="Zeidler, D. and Vogt, I. and Daum, R.",
volume="113",
number="22",
pages="845-847",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0027-2973",
doi="",
url="http://dx.doi.org/"
}