目的探讨左房压力-容量环在急性心肌缺血时的变化，了解左房功能的改变。
Objective To assess the change of left atrial pressure volume loop and left atrial function in the state of ischemia.
目的探讨左房压力-容量环在急性心肌缺血时的变化，了解左房功能的改变。
Objective To assess the change of left atrial pressure volume loop and left atrial function in the state of ischemia.
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