Y Jasim, F. and R Al-Banaa, L. 2013. Frictional Resistance in Self-ligating Orthodontic Brackets and Conventionally Ligated Brackets (An In Vitro Study). Al-Rafidain Dental Journal. 13, 3 (Dec. 2013), 524–529. DOI:https://doi.org/10.33899/rden.2020.165389.