目的:探讨胃间质瘤（GST）多层螺旋CT（MSCT）影像学特征预测病理美国国立卫生研究院（NIH）危险度分级的可行性，为GST患者在治疗前提供影像学依......

The chemical process industries are developing quickly in China,and they bring some latent risks of about region safety ......

With the development of social economic and technology,a lot of uncertainty risks become one of the important factors wh......

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