Mohamadamin, M. T., Thiab, K. A., Khalid, R. F., & Khidir, K. M. (2021). Detecting second mesiobuccal canal in maxillary first molars in Erbil citizens: CBCT Retrospective study. Erbil Dental Journal (EDJ), 3(2), 112–118. https://doi.org/10.15218/edj.2020.16