这个词是什么意思？
Drugs that bind to but do not activate SEROTONIN 5-HT3 RECEPTORS, thereby blocking the actions of SEROTONIN or SEROTONIN 5-HT3 RECEPTOR AGONISTS.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D058831 · MeSH 2026。
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