[Facial aesthetics in orthodontic treatment with and without extractions].
D002508:Cephalometry; D002648:Child; D004955:Esthetics, Dental; D006801:Humans; D008310:Malocclusion / Q000628:therapy*; D008312:Malocclusion, Angle Class II / Q000628:therapy*; D008445:Maxillofacial Development; D009971:Orthodontics, Corrective / Q000009:adverse effects*; D012690:Serial Extraction