@article{ref1,
title="Chemical injury of the esophagus",
journal="Ceskoslovenska Otolaryngologie",
year="1965",
author="Klos, J. and Trefná, B.",
volume="14",
number="5",
pages="286-290",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0009-0603",
doi="",
url="http://dx.doi.org/"
}