Abstract
The absence of studies addressing the ability of Er: YAG laser associated to sodium fluoride at 0.05% in controlling the demineralization of tooth enamel, this study aims to evaluate the effect of the combination of laser irradiation Er:YAG to sodium fluoride at 0.05% in the inhibition of progression of carious lesions in enamel. 80 pieces of bovine incisors (3x3mm) will be included in po…