AIM: to observe the efficacy of treating chronic severe hepatitis with hepatocyte growth factor (HGF) combining with conventional therapy.

目的：观察肝细胞生长因子(HGF)合并常用综合疗法治疗慢性重症肝炎的疗效。

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Objectives To investigate the feasibility of CT guided hepatocyte growth factor(HGF)gene therapy for cerebral ischemic diseases.

目的探讨CT导引下肝细胞生长因子（HGF）基因治疗脑缺血的可行性。

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Objective:To investigate the clinical significance of changes of level of serum hepatocyte growth factor(HGF)in patients with acute myocardial infarction(AMI).

目的：探讨急性心肌梗塞（AMI）患者血清肝细胞生长因子（HGF）水平变化的临床意义。

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