“The Influence of Passive Ultrasonic Irrigation Associated with Different Irrigating Solutions on Radicular Dentin Microhardness”, acbr, vol. 4, no. 4, pp. 292–301, Jul. 2020, Accessed: Sep. 17, 2026. Available: https://fortunejournals.org/ojs/index.php/acbr/article/view/14771