@article{ref1,
title="Significance of head and brain trauma today",
journal="Rassegna clinico-scientifica",
year="1951",
author="Bertolotti, M.",
volume="28",
number="8",
pages="227-240",
abstract="<p>[Abstract unavailable]</p> <p>Language: un</p>",
language="un",
issn="0370-4165",
doi="",
url="http://dx.doi.org/"
}