[Hard and soft tissue contour changes in maxillary protrusion cases treated with the Begg technic].
D002508:Cephalometry; D005145:Face / Q000033:anatomy & histology*; D006801:Humans; D008310:Malocclusion / Q000473:pathology* / Q000628:therapy; D008437:Maxilla / Q000473:pathology; D008445:Maxillofacial Development; D014087:Tooth Movement Techniques / Q000379:methods*