Zargar, N. et al. 2023. Treatment of Peri-Invagination Lesion and Vitality Preservation in Type III Dens Invaginatus in Bilateral Immature Maxillary Lateral Incisors: A Case Report: dens invaginatus. Iranian Endodontic Journal. 18, 3 (Jul. 2023), 186–191. DOI:https://doi.org/10.22037/iej.v18i3.42102.