S Saad, S., B Al –Saffar, A., & S Minwah, B. (2012). Relation of the Mandibular Canal to the Root Apices of Different Types of Impacted Lower 3rd Molar. Al-Rafidain Dental Journal, 12(1), 109–114. https://doi.org/10.33899/rden.2012.42650