Comparison of effectiveness of two 10% carbamide peroxide tooth-bleaching systems using spectrophotometric measurements.


PURPOSE The purpose of this study was to compare the color changes achieved with two commonly used bleaching systems on the basis of a spectrophotometric analysis. MATERIALS AND METHODS Two commercially available 10% carbamide peroxide bleaching systems were used by a total of 48 individuals. Subjects who had intact natural maxillary anterior teeth void… (More)


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