title: [The HG skeletal activator, its therapeutic indications and timing of its use].
mesh_terms: D000202:Activator Appliances; D002648:Child; D006801:Humans; D008310:Malocclusion / Q000628:therapy*; D009968:Orthodontic Appliances, Removable; D009971:Orthodontics, Corrective; D010347:Patient Care Planning
vernacular_title: L'attivatore scheletrico HG indicazioni terapeutiche e cronologia d'applicazione.