Figure 2

Clustering of mandibular dental arch form age ages 12, 15, and 18 years. (A) 3D view of mandibular dental arch clustering at age 12 years; (B) 2D view of mandibular dental arch clustering at age 12 years; (C) 3D view of mandibular dental arch clustering at age 15 years; (D) 2D view of mandibular dental arch clustering at age 15 years; (E) 3D view of mandibular dental arch clustering at age 18 years; (F) 2D view of mandibular dental arch clustering at age 18 years.