@article{ref1,
title="Accidental rupture of the esophagus by compressed air",
journal="Annals of thoracic surgery",
year="1971",
author="Hendricks, G. L. Jr and Barnes, W. T.",
volume="12",
number="4",
pages="437-441",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-4975",
doi="",
url="http://dx.doi.org/"
}