Objective To investigate the change of QT dispersion (QTd) in 35 patients with end stage renal disease(ESRD) undergoing hemodialysis and observe the relationship with the occurrence of ventricular arrythmias and angina pectoris.是什么意思_Objective To investigate the change of QT dispersion (QTd) in 35 patients with end stage renal disease(ESRD) undergoing hemodialysis and observe the relationship with the occurrence of ventricular arrythmias and angina pectoris.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句