Penetration effect of sodium hypochlorite activated by the NSKVarios 370 ultrasonic system and the EQ-S sonic system in singlerooted premolars. Acta Odontológica Latinoamericana, [S. l.], v. 39, n. 1, p. 101–108, 2026. DOI: 10.54589/aol.39/1/101. Disponível em: https://saio.org.ar/aol/index.php/1/article/view/176. Acesso em: 15 sep. 2026.