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finishes nearly 2 years. The upper anterior teeth should have been moved to the right by controlling posterior anchor well (at UR7 instead of UR6 or use of mini implant). Impression should have been taken when a diastema appears between UR3 and 5 during interdigitation retraction to analyze the problem.
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Ortho Cases
Xin Wei, DDS, PhD, MS 1st edition
03/18/2020, last revision
03/19/2020