@article{ref1,
title="The epidemiology of mine accidents in China",
journal="Lancet",
year="2010",
author="Chan, Emily Y. Y. and Griffiths, Sian M.",
volume="376",
number="9741",
pages="575-577",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0140-6736",
doi="10.1016/S0140-6736(10)60660-5",
url="http://dx.doi.org/10.1016/S0140-6736(10)60660-5"
}