The pre-treatment CBCT data and pre- and post-treatment 3dMD photos were collected from 86 patients (51 boys and 35 girls) who underwent Twin-block treatment for mandibular retrusion.The post Characteristics of skeletal Class II adolescents with favorable facial attractiveness outcomes based on 3D photos after Twin-block treatment. Jieqiong Hu, Chunhong Wang, Qingyi Li. appeared first on 3dMD LLC.