@article{ref1,
title="An episode of collective poisoning due to toxic gases on board a merchant ship",
journal="Annali della Sanità Pubblica",
year="1968",
author="Franco, P.",
volume="29",
number="2",
pages="409-420",
abstract="<p>[Abstract unavailable]</p> <p>Language: it</p>",
language="it",
issn="0021-3071",
doi="",
url="http://dx.doi.org/"
}