EVALUATE AND COMPARE THE CYCLIC FRACTURE RESISTANCES OF THREE DIFFERENT NI-TI ENDODONTIC FILE SYSTEM -AN INVITRO STUDY. International Journal of Medical and Biomedical Studies, [S. l.], v. 5, n. 2, 2021. DOI: 10.32553/ijmbs.v5i2.1769. Disponível em: https://www.ijmbs.info/index.php/ijmbs/article/view/1769. Acesso em: 27 jun. 2026.