Helal MA, Yang B, Saad E, Abas M, Al-kholy MR, Imam AY, et al. Effect of SiO2 and Al2O3 nanoparticles on wear resistance of PMMA acrylic denture teeth. BDS [Internet]. 2020 Jun. 30 [cited 2025 Aug. 21];23(3):12 p. Available from: https://ojs.ict.unesp.br/index.php/cob/article/view/1999