@article{ref1,
title="Cerebral concussion; otoneurologic aspects",
journal="Medical trial technique quarterly",
year="1967",
author="Guttman, M. R.",
volume="14",
number="1",
pages="71-77",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-7591",
doi="",
url="http://dx.doi.org/"
}