Good orthodontics is not easy.
D002508:Cephalometry; D006801:Humans; D008310:Malocclusion / Q000175:diagnosis*; D008445:Maxillofacial Development; D003765:Models, Dental; D009967:Orthodontic Appliances; D009971:Orthodontics, Corrective / Q000009:adverse effects; D011379:Prognosis; D014081:Tooth Extraction; D014086:Tooth Mobility / Q000209:etiology