Orthodontic conservation.
D001641:Bicuspid; D002508:Cephalometry; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008334:Mandible / Q000254:growth & development*; D009971:Orthodontics, Corrective; D010781:Photography; D014081:Tooth Extraction / Q000009:adverse effects*