Evolution of the combined effect of different irrigation solutions and activation techniques on the removal of smear layer and dentin microhardness in oval-shaped root canal: An in-vitro study. Biomol Biomed [Internet]. 2023 Jan. 6 [cited 2024 May 5];23(1):126-3. Available from: https://www.bjbms.org/ojs/index.php/bjbms/article/view/7440