World Journal of Emergency Medicine ›› 2012, Vol. 3 ›› Issue (1): 44-48.doi: 10.5847/wjem.j.issn.1920-8642.2012.01.008
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Lu-yi Liu, Yong-jian Zhu(), Xiao-li Li, Ya-feng Liang, Zuo-peng Liang, Yong-hong Xia