title: Cephalometric changes from activator-headgear treatment of Class II, division 1 malocclusion.
mesh_terms: D000202:Activator Appliances; D002508:Cephalometry; D002648:Child; D005115:Extraoral Traction Appliances; D006801:Humans; D008297:Male; D008310:Malocclusion / Q000628:therapy*; D008312:Malocclusion, Angle Class II / Q000473:pathology / Q000628:therapy*; D009968:Orthodontic Appliances, Removable