title: [Working methods and indications for active expansion plates].
mesh_terms: D000202:Activator Appliances; D000293:Adolescent; D005260:Female; D006801:Humans; D009968:Orthodontic Appliances, Removable; D010155:Palatal Expansion Technique / Q000295:instrumentation*
vernacular_title: Wirkungsweise und Indikation aktiver Dehnplatten.