“Protective Effect of Different Extracts of Celtis Australis and Syzygium Aromaticum on Tetrahymena for the Cytotoxicity of Nickel-Titanium-Based Orthodontic Wires”, GJMR, vol. 21, no. J2, pp. 5–16, May 2021, Accessed: Jan. 30, 2026. [Online]. Available: https://medicalresearchjournal.org/index.php/GJMR/article/view/2511