Jonker, Casper H, et al. “Root and Canal Morphology of the Maxillary First Molar: A Micro-Computed Tomography-Focused Observation of Literature With Illustrative Cases. Part 2: Internal Root Morphology”. South African Dental Journal, vol. 79, no. 02, Apr. 2024, pp. 75-85, doi:10.17159/sadj.v79i02.16864.