@article{ref1,
title="The control and management of occupational benzene poisoning in United States",
journal="Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi",
year="2013",
author="Yu, Jin-Ning and Zhang, Chang-Yun and Wu, Shan-Shan",
volume="31",
number="1",
pages="65-67",
abstract="<p>[Abstract unavailable]</p> <p>Language: zh</p>",
language="zh",
issn="1001-9391",
doi="",
url="http://dx.doi.org/"
}