@article{ref1,
title="An accident of hydrogen sulfide poisoning",
journal="Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi",
year="2011",
author="Yu, Zhi-gang and Gao, Xian-meng and Zhang, Yi",
volume="29",
number="10",
pages="794-794",
abstract="<p>[Abstract unavailable]</p> <p>Language: zh</p>",
language="zh",
issn="1001-9391",
doi="",
url="http://dx.doi.org/"
}