@article{ref1,
title="Biochemical markers in head injury",
journal="Acta anaesthesiologica Belgica",
year="1987",
author="Hans, P.",
volume="38",
number="4",
pages="387-389",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-5164",
doi="",
url="http://dx.doi.org/"
}