Um-e-Rubab Shirazi, et al. “FREQUENCY OF SECOND MESIOBUCCAL CANAL IN MAXILLARY FIRST MOLAR DETECTED THROUGH CONE BEAM COMPUTED TOMOGRAPHY”. Pakistan Oral & Dental Journal, vol. 42, no. 1, Mar. 2022, pp. 36-38, https://podj.com.pk/index.php/podj/article/view/675.