@article{ref1,
title="Study of those cases which showed rapid deterioration within a few hours after head injury--importance of follow-up CT scans at an early stage",
journal="Neurosurgical review",
year="1989",
author="Yoshimizu, N. and Hiramoto, M. and Notani, M.",
volume="12 Suppl 1",
number="",
pages="175-177",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0344-5607",
doi="",
url="http://dx.doi.org/"
}