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Entrainment pacing from a mini-basket catheter placed inside the transseptal puncture hole, where continuous fractionated electrograms with a duration of 72 ms were recorded during the BiAT. The right panel shows the position of the mini-basket catheter on the three-dimensional geometry.
Abbreviations: CS, coronary sinus recordings, Intra-septal EGM, intracardiac electrograms recorded by the mini-basket catheter. The other abbreviations are as in Fig. 1.
