这个词是什么意思？
A frequent complication of drug therapy for microbial infection. It may result from opportunistic colonization following immunosuppression by the primary pathogen and can be influenced by the time interval between infections, microbial physiology, or host resistance. Experimental challenge and in vitro models are sometimes used in virulence and infectivity studies.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D015163 · MeSH 2026。
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