@article{ref1,
title="Is the oxygen supply to the brain tissue sufficient after severe brain injury?Oxygen and carbon dioxide pressure in arterial blood and in venous cerebral blood",
journal="Zentralblatt fur Neurochirurgie",
year="1964",
author="Frowein, R. A. and Karimi-nejad, A. and Euler, K. H.",
volume="25",
number="",
pages="39-60",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-4251",
doi="",
url="http://dx.doi.org/"
}