Mohamadamin, M. T., K. A. Thiab, R. F. Khalid, and K. M. Khidir. “Detecting Second Mesiobuccal Canal in Maxillary First Molars in Erbil Citizens: CBCT Retrospective Study”. Erbil Dental Journal (EDJ), vol. 3, no. 2, Feb. 2021, pp. 112-8, doi:10.15218/edj.2020.16.