فهرس المقالات Periapical periodontitis 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, root canal filling length and type of coronal restoration –based on CBCT Alireza Elsagh parisa ranjbarian Azadeh Torkzadeh Parisa Taheri