@article{ref1,
title="Head injuries in the 1970's",
journal="Journal of neurology, neurosurgery, and psychiatry",
year="1970",
author="Lewin, W.",
volume="33",
number="5",
pages="714-714",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3050",
doi="",
url="http://dx.doi.org/"
}