Provides the most commonly used parameter to describe the LV function, the Ejection Fraction (EF).

提供最常用的参数来描述左心室功能，射血分数(EF)。

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Provides the most commonly used parameter to describe the LV function, the Ejection Fraction (EF).

提供最常用的参数来描述左心室功能，射血分数(EF)。

youdao