title: [Action of Frankel's propulsive activator in Class II].
mesh_terms: D000202:Activator Appliances; D002648:Child; D006801:Humans; D008310:Malocclusion / Q000628:therapy*; D008312:Malocclusion, Angle Class II / Q000628:therapy*; D009968:Orthodontic Appliances, Removable; D009971:Orthodontics, Corrective / Q000295:instrumentation / Q000379:methods
vernacular_title: Contribution a l'étude de l'action de l'activateur propulseur de Frankel dans les Classes II.