A echocardiographic study of Valsartan on recovery of left atrial systolic function after conversion to sinus rhythm in patients with nonvalvular atrial fibrillation是什么意思_A echocardiographic study of Valsartan on recovery of left atrial systolic function after conversion to sinus rhythm in patients with nonvalvular atrial fibrillation在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句