Bordone, Antonietta, and Cauris Cauvrechel. “Treatment of Obliterated Root Canals Using Various Guided Endodontic Techniques: A Case Series”. Giornale Italiano di Endodonzia 34, no. 1 (June 4, 2020). Accessed November 24, 2024. https://www.giornaleitalianoendodonzia.it/gie/article/view/116.