title: Late results of activator-treatment: a cephalometric study.
mesh_terms: D000202:Activator Appliances / Q000295:instrumentation*; D000293:Adolescent; D002508:Cephalometry; D002648:Child; D005145:Face / Q000033:anatomy & histology*; D005260:Female; D006801:Humans; D008297:Male; D009968:Orthodontic Appliances, Removable / Q000295:instrumentation*; D009971:Orthodontics, Corrective / Q000295:instrumentation