EVALUATION OF THE QUANTITY AND DURATION OF JUNCTIONAL RHYTHM DURING SUCCESSFUL RADIOFREQUENCY ABLATION AMONG PATIENTS WITH ATRIOVENTRICULAR NODAL RE-ENTRY TACHYCARDIA. - Butt, Usman Mahmood; Saleem, Imran; Shahid, Hafiz Abdul Mannan; Hassan, Waqar; Dar, Muhammad Ashraf; Akram, Zubair (Pakistan Heart Journal, 2023)