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Dengue is a complex disease, with its four serotypes.
登革热是一种复杂的疾病，有四种血清型。
youdao
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Objective To investigate the serotypes and resistance of Shigellae in epidemic season.
目的调查志贺菌在流行季节的主要血清型和耐药性。
youdao
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Objective To investigate the serotypes and resistance of Shigellae in epidemic season.
目的调查志贺菌在流行季节的主要血清型和耐药性。
youdao