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方法：结合国内外文献进行评价。
METHODS: We reviewed literatures both home and abroad.
youdao
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方法：对国内外文献进行归纳，分析和总结。
Methods: To analyses and sum up the relative literatures.
youdao
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方法：查阅国内外文献，并对文献进行整理综述。
Methods: Internal or external medical literature consulted by various means were summarized.
youdao