https://www.selleckchem.com/pr....oducts/endoxifen-hcl
LEVEL OF EVIDENCE IV, therapeutic cohort study. Non-vital tooth discoloration is a common condition in dental practice. The aim of this in vitro study was to evaluate the efficacy of intracoronal bleaching treatments of non-vital teeth either activated or not by Er,CrYSGG laser (2780 nm) operating at 1.25 or 2.5 W. Twenty four human canines were artificially stained after implementation of root canal treatment. Subsequently, the teeth were randomly divided into three groups (n = 8) Group 1 (control) received intracoronal bleaching

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