Yasmin Gomes

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OBJECTIVE This in vitro study analyzed the effects of a bleaching treatment containing 35% hydrogen peroxide (HP) with or without calcium on bovine enamel, using the Knoop hardness number (KHN), tristimulus colorimetry (TC), and scanning electron microscopy. MATERIALS AND METHODS Forty-five specimens were randomly divided into groups (n = 5), which(More)
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