@article{ref1,
title="Foreign bodies in the respiratory tract",
journal="Czasopismo stomatologiczne",
year="1971",
author="Kucfir, D. and Adamczyk, H. and Slaski, K. and Koisar, J.",
volume="24",
number="6",
pages="617-621",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0011-4553",
doi="",
url="http://dx.doi.org/"
}