Simon M, Keilig L, Schwarze J, Jung BA, Bourauel C. Forces and moments generated by removable thermoplastic aligners: Incisor torque, premolar derotation, and molar distalization. Am J Orthod Dentofacial Orthop 2014;145:728-36.
The labeling of the y-axis in Figure 3 is wrong. The y-axis should have a positive sign (+y). However, the description in the text is correct. We thank Dr Hung V. Vu for reading the article carefully and identifying the error.