1AYTEMIR K, OZER N, ATALAR E, et al. P wave dispersion on 12- lead electrocardiography in patients with paroxysmal atrial fibrillation [Jl. Pacing Clin Electrophysiol, 2000, 23 (7): 1109-1112.
2ANDRIKOPOULOS GK, DIL AVERIS PE, RICHTER DJ, et al. Increased variance of P wave duration on the electrocardiogram distinguishes patients with idiopathic paroxysmal atrial fibrillation [J]. Pacing Clin Electrophysiol, 2000, 23 (7): 1127-1132.
4GALLAGBER MM, CAMM AJ. Classification of atrial fibrillation [J]. PACE, 1997, 20: 1603-1605.
5STEINBERG JS, ZELENKOFSKE S, WONG SC, et al.Value of the P wave signal - averaged ECG for predicting atrial fibrillation after cardiac surgery [J]. Circulation,1993, 88 (6): 2618.