Ultrasonic inserts in channel cleaning with fiber posts: in vitro study. Research, Society and Development, [S. l.], v. 10, n. 2, p. e3481029536, 2021. DOI: 10.33448/rsd-v10i2.9536. Disponível em: https://www.rsdjournal.org/rsd/article/view/9536. Acesso em: 11 dec. 2025.