@article{ref1,
title="Two cohorts of severely injured trauma patients, nearly two decades apart",
journal="Journal of trauma",
year="2008",
author="Hofhuis, Jose G. M. and Spronk, Peter E.",
volume="65",
number="2",
pages="495-496",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-5282",
doi="10.1097/TA.0b013e31816704b5",
url="http://dx.doi.org/10.1097/TA.0b013e31816704b5"
}