Parajuli, U., Bajracharya, M., Pandey, M., Gurung, I., & Tuladhar, S. L. (2021). Assessment of arch width changes in Class I and Class II Division 1 patients treated with fixed orthodontics. Journal of Gandaki Medical College-Nepal, 14(1), 3–7. https://doi.org/10.3126/jgmcn.v14i1.37023