@article{ref1,
title="Analysis of the electrocardiograms for 5,184 drivers in Xintai city",
journal="Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi",
year="2004",
author="Zhu, Pei-xu and Zhao, Jian-liang and Wang, Ji-shan and Chang, Pei-jia and An, Bao-lun and Chen, Gang",
volume="22",
number="2",
pages="156-156",
abstract="<p>[Abstract unavailable]</p><p>Language: zh</p>",
language="zh",
issn="1001-9391",
doi="",
url="http://dx.doi.org/"
}