目的探讨急性心肌梗死（AMI）患者伴发二尖瓣关闭不全（MR）的临床意义及预后。
Objective To investigate the clinical significance and prognosis of mitral regurgitation (MR) in patients with acute myocardial infarction (AMI).
目的探讨急性心肌梗死（AMI）患者伴发二尖瓣关闭不全（MR）的临床意义及预后。
Objective To investigate the clinical significance and prognosis of mitral regurgitation (MR) in patients with acute myocardial infarction (AMI).
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