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The error bar of means and 95% confidence interval (CI) of the mean change of enamel microhardness values in different groups. |
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| Part of: Moradi Z, Valizadeh S, Farhadi E, Asadollahi Y, Noroozian M, Chiniforush N (2022) Microhardness change of human dental enamel due to power bleaching with different gels. Folia Medica 64(6): 961-968. https://doi.org/10.3897/folmed.64.e68223 |