TECHNIQUES FOR MANAGING DIFFICULT ROOT CANALS IN ENDODONTIC PRACTICE. Journal of Multidisciplinary Sciences and Innovations, [S. l.], v. 5, n. 03, p. 210–213, 2026. DOI: 10.55640/. Disponível em: https://ijmri.de/index.php/jmsi/article/view/6189. Acesso em: 11 mar. 2026.