Sutowijoyo A, Nerito P. A Case Report on Internal Bleacing of a Discolored Central Incisor Using 35% Hydrogen Peroxide. biofaal [Internet]. 17Jun.2025 [cited 11Oct.2025];6(1):60-6. Available from: https://ojs3.unpatti.ac.id/index.php/biofaal/article/view/19269