[Anterior expansion of the upper dental arch].
D003724:Dental Arch / Q000002:abnormalities*; D006801:Humans; D007569:Jaw Abnormalities / Q000628:therapy*; D008310:Malocclusion / Q000628:therapy; D008437:Maxilla / Q000002:abnormalities*; D009967:Orthodontic Appliances; D009971:Orthodontics, Corrective
Espansione anteriore dell'arcata superiore.