@article{ref1,
title="Unusual foreign bodies in the esophagus",
journal="Medicinski Pregled",
year="1988",
author="Udovicki, J. and Joksimović, L.",
volume="41",
number="7-8",
pages="297-299",
abstract="<p>[Abstract unavailable]</p><p>Language: hr</p>",
language="hr",
issn="0025-8105",
doi="",
url="http://dx.doi.org/"
}