Xiong, Peiying, Wen Sui, Wendan He, Qiaoling Lei, and Wenli Gao. 2019. “Study on the Correlation Parameters of Class II Malocclusion in Child Tooth Dentition Early Stage by Using 3D Technique”. Pakistan Journal of Medical Sciences 35 (5). https://doi.org/10.12669/pjms.35.5.592.