Fig. 4From: Influence of Invisalign treatment with interproximal enamel reduction (IER) on bone volume for adult crowding: a retrospective three-dimensional cone beam computed tomography studyMeasurement of the buccal and lingual bone height. Measurement of the bone height on tooth 11 was carried out parallel to the dental axis both at buccal root surface and at lingual root surfaceBack to article page