Castagnola R, Minciacchi I, Marigo L, Cordaro M, Grande NM. Treatment of a root canal perforation using a calcium-silicate based sealer: a case report with a 4 year follow-up. G Ital Endodon [Internet]. 2019 Jun. 11 [cited 2024 Apr. 18];33(1). Available from: https://www.giornaleitalianoendodonzia.it/gie/article/view/67