@article{ref1,
title="Acute collective poisoning by maleic oxide",
journal="Folia Medica",
year="1959",
author="Russo, L. and Zannini, D.",
volume="42",
number="1",
pages="35-41",
abstract="<p>[Abstract unavailable]</p> <p>Language: it</p>",
language="it",
issn="0015-5608",
doi="",
url="http://dx.doi.org/"
}