Fig. 3From: Electrocardiogram: his bundle potentials can be recorded noninvasively beat by beat on surface electrocardiogramComparative study of PAs, AHs and HVs interval recorded on “New electrocardiogram” and PA, AH and HV interval recorded on His bundle electrogram. Compared with intracardiac electrophysiology study, ▲ indicates P < 0.05Back to article page