Shafeq Aqlan, Lamia Kheiralla, and Gihan El-Naggar. “Clinical Performance of Ceramic Laminate Veneers Made With Celtra Press and IPS E. Max Press Ceramic (Randomized Controlled Clinical Trial)”. Journal of Population Therapeutics and Clinical Pharmacology 30, no. 4 (March 26, 2023): 131–146. Accessed October 2, 2026. https://www.jptcp.com/index.php/jptcp/article/view/1336.