title: [The clinical application of a tooth positioner and analysis of cases with tooth size ratio].
mesh_terms: D002508:Cephalometry; D002648:Child; D003724:Dental Arch / Q000033:anatomy & histology; D005260:Female; D006801:Humans; D008310:Malocclusion / Q000628:therapy*; D009811:Odontometry; D009967:Orthodontic Appliances; D014070:Tooth / Q000033:anatomy & histology; D014087:Tooth Movement Techniques / Q000295:instrumentation*