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The main methods for peptic ulcer investigation include gastroscopy and upper gastroenterography.
常用的检查方法包括上消化道内镜检查和上消化道造影。
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The main methods for peptic ulcer investigation include gastroscopy and upper gastroenterography.
常用的检查方法包括上消化道内镜检查和上消化道造影。
youdao