Orthodontics: scientific and philosophical.
D001696:Biomechanical Phenomena; D006801:Humans; D008310:Malocclusion / Q000628:therapy; D008445:Maxillofacial Development; D008722:Methods; D009967:Orthodontic Appliances; D009971:Orthodontics, Corrective; D010685:Philosophy, Dental; D014081:Tooth Extraction