Fig. 4
The correlation coefficient and correlation graph of each electrocardiographic parameter. The QRS duration on the 12-lead ECG (horizontal axis) and the 9-lead ECG (vertical axis).
Fig. 4 | BMC Research Notes
The correlation coefficient and correlation graph of each electrocardiographic parameter. The QRS duration on the 12-lead ECG (horizontal axis) and the 9-lead ECG (vertical axis).