@article{ref1,
title="Some difficulties in the diagnosis and removal of foreign bodies from the bronchi",
journal="Grudnaia Khirurgiia (Moscow, Russia)",
year="1969",
author="Shkrob, O. S. and Pomelov, V. S. and Smakov, G. M.",
volume="11",
number="5",
pages="70-73",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0017-4866",
doi="",
url="http://dx.doi.org/"
}