Effect of different time periods of vital bleaching on flexural strength of the bovine enamel and dentin complex.


AIM The aim of this in vitro study was to evaluate the effect of 20% carbamide peroxide (CP) on the flexural strength (FS) of bovine enamel and dentin complex. METHODS AND MATERIALS One hundred sound bovine teeth were selected for use. Blocks (2 x 3 x 8 mm) from the middle portion of the facial surfaces of each crown were sectioned from the teeth. The… (More)


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