@article{ref1,
title="The postconcussion syndrome in children",
journal="Acta paedopsychiatrica",
year="1960",
author="Otto, U.",
volume="27",
number="",
pages="6-20",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0001-6586",
doi="",
url="http://dx.doi.org/"
}