@article{ref1,
title="The determination of substances of abuse: the cases of emergencies of a hospital laboratory",
journal="Annali di Igiene: Medicina Preventiva e di Comunita",
year="1999",
author="Gallo, A.",
volume="11",
number="2",
pages="133-137",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="1120-9135",
doi="",
url="http://dx.doi.org/"
}