[Significance of "leeway" in orthodontic treatment].
D006801:Humans; D008310:Malocclusion / Q000209:etiology* / Q000628:therapy; D008963:Molar; D009971:Orthodontics, Corrective; D014085:Tooth Migration; D014094:Tooth, Deciduous; D014095:Tooth, Impacted / Q000150:complications