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来源:雅诚德英语网
Aims: to observe the minimal changes of NERD with magnifying endoscope, and to explore its main endoscopic characteristics.
目的:应用放大内镜观察nerd的微小变化,探讨其特征性内镜表现。
Aims: to observe the minimal changes of NERD with magnifying endoscope, and to explore its main endoscopic characteristics.
目的:应用放大内镜观察nerd的微小变化,探讨其特征性内镜表现。