@article{ref1,
title="Factors affecting mortality in older trauma patients - a systematic review and meta-analysis",
journal="Injury",
year="2017",
author="Xu, Ding and Yin, Lu-Xu and Luo, Peng",
volume="48",
number="6",
pages="1275-1275",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0020-1383",
doi="10.1016/j.injury.2017.04.006",
url="http://dx.doi.org/10.1016/j.injury.2017.04.006"
}