这个词是什么意思？
A beta-adrenergic antagonist used as an anti-arrhythmia agent, an anti-angina agent, an antihypertensive agent, and an antiglaucoma agent.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D002354 · MeSH 2026。
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