Acknowledgments
The authors would like to thank Ms. Samar Qahtan, the technical manager at the Orthodontic Department/College of Dentistry, University of Baghdad, for her help with the appliance fabrication. The authors would also like to thank ClinicalTrials.gov for providing a valuable platform for the registration and dissemination of this clinical trial information. They also acknowledge that the availability of this resource was instrumental in the execution of our study. This work was self-funded.