@article{ref1,
title="Epidemiology on trends of non-motor transportation road traffic injury in China",
journal="Zhonghua Liu Xing Bing Xue Za Zhi",
year="2008",
author="Cai, Nan-Qiao and Zhang, Xu-Jun and Ling, Jie",
volume="29",
number="5",
pages="518-519",
abstract="<p>[Abstract unavailable]</p><p>Language: zh</p>",
language="zh",
issn="0254-6450",
doi="",
url="http://dx.doi.org/"
}