“In-vitro and Radiographic Study to Investigate the Presence of Second Mesio-buccle Canal (MB2) in First Upper Molar”, مجلة الجامعة, vol. 3, no. 10, Nov. 2020, Accessed: Apr. 26, 2026. [Online]. Available: https://hama-univ.edu.sy/ojs/index.php/huj/article/view/435