title: [Functional orthodontics with special reference to various changes in U-bow activators (I)].
mesh_terms: D000202:Activator Appliances; D004867:Equipment Design; D006801:Humans; D009968:Orthodontic Appliances, Removable; D014087:Tooth Movement Techniques / Q000295:instrumentation / Q000379:methods
vernacular_title: Funktionskieferorthopädie unter besonderer Berücksichtigung modifizierter U-Bügel-Aktivatoren (I).