Microshear bond strength of composite resins to enamel and porcelain substrates utilizing unfilled versus filled resins


BACKGROUND Failures such as marginal discoloration and composite chipping are still the problems of tooth-colored restorations on the substrate of enamel and porcelain, which some of these problems are consequently as a result of failures in the bonding layer. Using filled resin has been recently introduced to increase the bond strength of this layer. The… (More)


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