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December 2023 Issue Highlights Use of 3D Metrology Software to Analyze Aligner Treatment Outcomes after Lower-Incisor Extractions Extraction of a single lower incisor and interproximal reduction can facilitate clear aligner treatment for the relief of severe crowding. Drs. Giulieri, Weir, and Freer use a 3D modeling program to assess the accuracy of such treatment, as compared with the predicted results.

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