@article{ref1,
title="Anatomical and functional behavior of esophagus in the presence of foreign bodies",
journal="Minerva medica",
year="1956",
author="Pesce, G. and Perroni, L. and Neumaier, F.",
volume="47",
number="20",
pages="649-659",
abstract="<p>[Abstract unavailable]</p> <p>Language: it</p>",
language="it",
issn="0026-4806",
doi="",
url="http://dx.doi.org/"
}