Research Article

Contact with Fluoride-Releasing Restorative Materials Can Arrest Simulated Approximal Caries Lesion

Figure 3

Cross-sectional microhardness results for in vitro study. Different letters show statistically significant differences (). 0 = composite resin; 1 = HVGIC; 2 = encapsulated HVGIC; 3 = RMGIC; 4 = nanoparticle RMGIC; 5 = PMR.