Value of Left Ventricular Ejection Fraction and Fractional Shortening to Predict Ventricular Arrhythmia after Coronary Artery Bypass Grafting是什麼意思_Value of Left Ventricular Ejection Fraction and Fractional Shortening to Predict Ventricular Arrhythmia after Coronary Artery Bypass Grafting在線翻譯_英語_讀音_用法_例句