@article{ref1,
title="Hyperdense middle cerebral artery sign",
journal="Journal of emergency medicine",
year="2007",
author="Ramanujam, Prasanthi and Lowenstein, Robert",
volume="33",
number="4",
pages="417-418",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0736-4679",
doi="10.1016/j.jemermed.2007.03.020",
url="http://dx.doi.org/10.1016/j.jemermed.2007.03.020"
}