Elbadry, Mohamed, Cherif Mohsen, and Raiessa Hashem. “Effect of Different Shading Techniques on the Color of Zirconia Ceramic Restoration (An In Vivo Study)”. Open Access Macedonian Journal of Medical Sciences 10, no. D (August 7, 2022): 372–379. Accessed May 4, 2024. https://oamjms.eu/index.php/mjms/article/view/10237.