7Kelly PA, Mann DE, Adler SW, et al, Predictors of successful radiofrequency ablation of extranodal slow-pathways. PACE, 1994,17(10) : 1143.
8Jentzet JH,Royal R,Williamson BD, et al. Analysis of junctional ectopy during rad iofrequency at lation of the slow pathway in patients with at rioventricular nodal reentrant tachycardia. Circulation,1994,90(9) :2820.
