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. 1970;4(4):198-208. Accessed November 22, 2024. https://mansapublishers.com/index.php/jofr/article/view/2012