Comparison of the efficiency of two rotary systems in shaping simulated canals . Research, Society and Development, [S. l.], v. 11, n. 14, p. e557111436736, 2022. DOI: 10.33448/rsd-v11i14.36736. Disponível em: https://rsdjournal.org/rsd/article/view/36736. Acesso em: 5 dec. 2025.