问题
问答题
Ejection fraction：
答案
参考答案：Ejection fraction：The proportion of the end-diastolic volume that is ejected (i.e. stroke volume/end diastolic volume)
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Ejection fraction：
参考答案：Ejection fraction：The proportion of the end-diastolic volume that is ejected (i.e. stroke volume/end diastolic volume)
