Endodontic treatment of upper premolar with three roots: case report. Research, Society and Development, [S. l.], v. 10, n. 14, p. e155101421853, 2021. DOI: 10.33448/rsd-v10i14.21853. Disponível em: https://rsdjournal.org/rsd/article/view/21853. Acesso em: 5 dec. 2025.