论文部分内容阅读
利用彩色超声诊断仪观察了口服倍他乐克对左心功能影响。结果表明该药可改善左室舒张功能,是一种β1肾上腺素能受体阻滞作用为主的药物
The effects of oral metoprolol on left ventricular function were observed by color sonography. The results show that the drug can improve left ventricular diastolic function, is a β1 adrenergic receptor block drug-based