A. Sivaraj, “Comparison of Friction among Low-friction Ligation, Conventional Ligation and Self-ligation with Conventional- Stainless Steel and Esthetic Brackets: An in vitro Study”, J Orofac Res, vol. 4, no. 4, pp. 198–208, Dec. 2014, Accessed: Jul. 29, 2026. [Online]. Available: https://mansapublishers.com/jofr/article/view/2012