Arbildo, Heber, Luis Gamarra, Sandra Rojas, Edward Infantes, Fredy Cruzado, & Hernán Vásquez. " Comparing the periodontal clinical effect between conventional and self-ligating brackets: Systematic review and meta-analysis.." Journal of Oral Research [Online], 7.4 (2018): 155-161. Web. 5 May. 2024