May balancing technique.
D003679:Deglutition; D005152:Facial Muscles / Q000502:physiology; D006801:Humans; D008310:Malocclusion / Q000150:complications / Q000503:physiopathology / Q000628:therapy*; D009968:Orthodontic Appliances, Removable; D012018:Reflex / Q000502:physiology