Interception of Class II malocclusion.
D001696:Biomechanical Phenomena; D002508:Cephalometry; D002648:Child; D006801:Humans; D008310:Malocclusion / Q000517:prevention & control*; D009967:Orthodontic Appliances; D009973:Orthodontics, Preventive; D010347:Patient Care Planning; D014078:Tooth Eruption; D014094:Tooth, Deciduous