@article{ref1,
title="Bezoar caused by kaki",
journal="Minerva medica",
year="1958",
author="Martinenghi, C.",
volume="49",
number="5",
pages="170-172",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0026-4806",
doi="",
url="http://dx.doi.org/"
}