Sajjan, G.S. et al. 2021. Prevalence of middle mesial canals and Isthmi in mandibular molars in a subpopulation of Andhra Pradesh: An in vivo investigation using CBCT. International Journal of Dental Materials. 3, 1 (Feb. 2021), 08–15. DOI:https://doi.org/10.37983/IJDM.2021.3102.