Jonker CH, van der Vyver PJ, Oettlé AC. Root and canal morphology of the maxillary first molar: A micro-computed tomography-focused review of literature with illustrative cases. Part 1: External root morphology. S. Afr. dent. j. 2024;79(01):4-10. doi:10.17159/sadj.v79i01.16863