Mechanisms of sudden cardiac death
J. Clin. Invest. Michael Rubart, et al. 115:2305 doi:10.1172/JCI26381 [Go to this article.]

Figure 1
Temporal relationship between ECG and single cardiomyocyte action potential. (A) The waves and intervals of a normal ECG. (B) Schematic representation of a ventricular action potential and its major underlying ionic currents. The downward arrow indicates influx; the upward arrow, efflux.