@article{ref1,
title="Cases of occupational poisoning among workers engaged in bottling commercial liquid gas (butane-propane)",
journal="Folia Medica",
year="1968",
author="Ambrosio, L. and Inserra, A. and Sfogliano, C.",
volume="51",
number="1",
pages="14-32",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0015-5608",
doi="",
url="http://dx.doi.org/"
}