@article{ref1,
title="Traumatic brain injuries",
journal="Acta anaesthesiologica Scandinavica supplementum",
year="1971",
author="Pontén, U.",
volume="45",
number="",
pages="123-127",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0515-2720",
doi="",
url="http://dx.doi.org/"
}