@article{ref1,
title="Sequential hemodynamic changes in patients with head injury: evidence for an early hemodynamic defect",
journal="Annals of surgery",
year="1973",
author="Brown, R. S. and Shoemaker, W. C.",
volume="177",
number="2",
pages="187-192",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4932",
doi="",
url="http://dx.doi.org/"
}