这个词是什么意思？
A class of parasitic and saprophytic microorganisms whose origins can be traced near the animal-fungal divergence. Members of the class are typically pathogens of FISHES, but there are exceptions. There are two recognized orders: Icthyophonida and Dermocystida.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D050298 · MeSH 2026。
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