方法：搜集国内外有关抗生素序贯疗法的文献，进行文献综述。
Methods:The literatures about sequential therapy of antibiotics in internal and abroad were collected and summarized.
前言：目的：了解抗生素的序贯疗法，为临床合理使用抗生素提供参考。
Objective: To introduce the sequential therapy of antibiotics and its progress of study.
前言：目的：了解抗生素的序贯疗法，为临床合理使用抗生素提供参考。
Objective: To introduce the sequential therapy of antibiotics and its progress of study.
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