Fifty years of orthodontics.
D002508:Cephalometry; D003695:Delivery of Health Care; D006801:Humans; D008310:Malocclusion / Q000175:diagnosis / Q000628:therapy; D008445:Maxillofacial Development; D009967:Orthodontic Appliances; D009970:Orthodontics / Q000193:education / Q000639:trends*