@article{ref1,
title="[The physician's duty]",
journal="Recenti progressi in medicina",
year="2001",
author="",
volume="92",
number="1",
pages="52-53",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0034-1193",
doi="",
url="http://dx.doi.org/"
}