The aim of this study was to evaluate the effects of low concentrations of carbamide peroxide bleaching agents (CP) on the ultimate tensile strength of enamel (UTS).
Department of Restorative Dentistry, Operative Dentistry Division, Piracicaba School of Dentistry, University of Campinas, Av. Limeira, 901, Piracicaba, São Paulo 13414-018, Brazil.