Sharma, D. A., D. H. Hariyani, and D. V. D. S. “Effect of Extraction Versus Non-Extraction Orthodontic Treatment on Anterior Facial Height in Class II Division 1 Malocclusion: Extraction Versus Non-Extraction Orthodontic Treatment”. National Journal of Integrated Research in Medicine, vol. 5, no. 1, Feb. 2014, pp. 91-96, doi:10.70284/njirm.v5i1.2288.