title: A preliminary study of anterior maxillary displacement.
mesh_terms: D000818:Animals; D001696:Biomechanical Phenomena; D002508:Cephalometry; D000882:Haplorhini; D008251:Macaca; D008310:Malocclusion / Q000628:therapy*; D008437:Maxilla / Q000254:growth & development*; D008445:Maxillofacial Development; D009971:Orthodontics, Corrective