这个词是什么意思？
A catecholamine derivative with specificity for BETA-1 ADRENERGIC RECEPTORS. It is commonly used as a cardiotonic agent after CARDIAC SURGERY and during DOBUTAMINE STRESS ECHOCARDIOGRAPHY.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D004280 · MeSH 2026。
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