A comparative evaluation of the efficacy of manual, magnetostrictive and piezoelectric ultrasonic instruments: an in vitro profilometric and SEM study . Journal of Applied Oral Science, [S. l.], v. 20, n. 1, p. 21–26, 2012. DOI: 10.1590/S1678-77572012000100005. Disponível em: https://revistas.usp.br/jaos/article/view/3980.. Acesso em: 6 may. 2024.