Objective To define the role of mitral annulus motion (MAM) for detecting diastolic function in patients with old myocardial infarction.
目的利用M型超声测定二尖瓣环运动（MAM ）评价左室舒张功能。
Objective To define the role of mitral annulus motion (MAM) for detecting diastolic function in patients with old myocardial infarction.
目的利用M型超声测定二尖瓣环运动（MAM ）评价左室舒张功能。
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