Zain NF, Sopan Sinamo, Elisanta Desriana Br Sinuraya, Florenly. The Effectiveness of Adding Rice Husk Nanosilica to the Flexural Strength of Opaque Porcelain Coatings on Metal Ceramic Dental Crowns. Bioscmed [Internet]. 2022Feb.2 [cited 2024Nov.22];6(3):1560-5. Available from: https://bioscmed.com/index.php/bsm/article/view/474