@article{ref1,
title="Contusion of the lung in childhood",
journal="Archives of disease in childhood",
year="1961",
author="Schwartz, A. and Borman, J. B.",
volume="36",
number="",
pages="557-561",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-9888",
doi="",
url="http://dx.doi.org/"
}