The need for permanent pacemaker after restoration of conduction following atrioventricular block: a retrospective cohort study oleh Ali Bozorgi, Sajad Ahmadzadeh, Seyedeh Hamideh Mortazavi, Saeed Sadeghian, Ali Vasheghani Farahani, Kaveh Hosseini, Arash Jalali, Keyvan Ghasemi, Mehdi Mehrani, Masih Tajdini