H Hasan N. The Influence of Er: YAG Laser, Alumi-num oxide and diamond bur on surface treatment of Aged Composite Resin to Repair Restoration. Al-Rafidain Dent J [Internet]. 2012 Dec. 1 [cited 2026 Jan. 12];12(2):257-65. Available from: https://rden.uomosul.edu.iq/index.php/rden/article/view/35395