@article{ref1,
title="A preliminary investigation of the effect on blood pressure of passengers in a moving train at different altitudes",
journal="Zhonghua Xin Xue Guan Bing Za Zhi",
year="1981",
author="Mao, W. H.",
volume="9",
number="3",
pages="166-167",
abstract="<p>[Abstract unavailable]</p> <p>Language: zh</p>",
language="zh",
issn="0253-3758",
doi="",
url="http://dx.doi.org/"
}