@article{ref1,
title="Case of occupational poisoning with parathion",
journal="La Medicina del lavoro",
year="1952",
author="Sassi, C.",
volume="43",
number="5",
pages="210-214",
abstract="<p>[Abstract unavailable]</p> <p>Language: un</p>",
language="un",
issn="0025-7818",
doi="",
url="http://dx.doi.org/"
}