Comparative evaluation of smear layer removal with Ultra-X device and XP-Endo Finisher file system: an ex-vivo study: Smear removal on using various activation devices. Giornale Italiano di Endodonzia, [S. l.], v. 37, n. 2, 2023. DOI: 10.32067/GIE.2023.37.01.18. Disponível em: https://www.giornaleitalianoendodonzia.it/gie/article/view/419. Acesso em: 10 oct. 2025.