Suspected MGIB is the most common indication, with a relatively high detection rate, but there was a difference in its causes between Western and Eastern countries.

疑似中消化道出血是最常见的适应症，而且对它有较高的检出率，但是在东西方国家之间其病因存在差异。

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Suspected MGIB is the most common indication, with a relatively high detection rate, but there was a difference in its causes between Western and Eastern countries.

疑似中消化道出血是最常见的适应症，而且对它有较高的检出率，但是在东西方国家之间其病因存在差异。

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