@article{ref1,
title="Experimental study evaluating the degree of compressed injury of spinal cord",
journal="Zhonghua Wai Ke Za Zhi",
year="1987",
author="Yang, S. Q. and Tan, Z. Z. and Lu, X. B.",
volume="25",
number="1",
pages="6-8, 60",
abstract="<p>[Abstract unavailable]</p><p>Language: zh</p>",
language="zh",
issn="0529-5815",
doi="",
url="http://dx.doi.org/"
}