@article{ref1,
title="The clinical presentation of fractures of the bronchus",
journal="BTTA review",
year="1972",
author="Davies, D.",
volume="2",
number="2",
pages="37-38",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0300-9602",
doi="",
url="http://dx.doi.org/"
}