Endodontic treatment of premolars with three root canals: case series. Research, Society and Development, [S. l.], v. 11, n. 3, p. e25311326590, 2022. DOI: 10.33448/rsd-v11i3.26590. Disponível em: https://rsdjournal.org/rsd/article/view/26590. Acesso em: 6 dec. 2025.