同时应用心脏超声测量各组病人左心房内径以及左心室射血分数。

Left atrial diameter (LAD) and ejection fraction (ef) of each group were measured by echocardiography respectively.

youdao

同时应用心脏超声测量各组病人左心房内径以及左心室射血分数。

Left atrial diameter (LAD) and ejection fraction (ef) of each group were measured by echocardiography respectively.

youdao