Methods The early and late diastolic peak velocity of the mitral annulus(Em and Am)and the ratio(Em/Am)were measured by Doppler tissue imaging(DTI)and compared before and after 3 months treatment with oral valsartan.是什么意思_Methods The early and late diastolic peak velocity of the mitral annulus(Em and Am)and the ratio(Em/Am)were measured by Doppler tissue imaging(DTI)and compared before and after 3 months treatment with oral valsartan.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句