@article{ref1,
title="The jet lag syndrome",
journal="Recenti progressi in medicina",
year="1999",
author="Pirritano, M. and Lucidi, F. and Violani, C.",
volume="90",
number="1",
pages="1-3",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0034-1193",
doi="",
url="http://dx.doi.org/"
}