فهرس المقالات Root Canal Therapy حرية الوصول المقاله صفحة الملخص نص كامل 1 - Prevalence of periapical radiolucency in endodontically treated teeth with untreated canals by CBCT Sara Barati Azadeh Torkzadeh Parisa Ranjbarian saeed Taraz Jamshidi 10.30486/cofs.2023.1994617.1015 حرية الوصول المقاله صفحة الملخص نص كامل 2 - Prevalence of periapical periodontitis and its association with previous root canal treatment and, root canal obturation length –based on CBCT Alireza Elsagh Parisa Ranjbarian Azadeh Torkzadeh Parisa Taheri 10.71783/cofs.2024.1105072