Fig. 2From: Stability of transverse dental arch dimension with passive self-ligating brackets: a 6-year follow-up studyGraphical representation of the mean diameter (y axis, in mm) by time (x axis), in upper (left) and lower arch (right). T0 = before treatment, T1 = after treatment, T2 = 1 year after treatment, T3 = 6 year after treatmentBack to article page