We used stereoscopic microscopy (VH-7000; Keyence, Osaka, Japan) to evaluate tooth movement with the closest distance between the distal marginal ridge of the first molar and the mesial marginal ridge of the second molar (Figure 1(b))
We used stereoscopic microscopy (VH-7000; Keyence, Osaka, Japan) to evaluate tooth movement with the closest distance between the distal marginal…