title: The reduction of nasal airway resistance by rapid maxillary expansion and its effect on respiratory disease.
mesh_terms: D000293:Adolescent; D000328:Adult; D000402:Airway Obstruction / Q000150:complications / Q000628:therapy*; D000403:Airway Resistance; D002648:Child; D002675:Child, Preschool; D006801:Humans; D009058:Mouth Breathing / Q000209:etiology / Q000517:prevention & control; D009668:Nose Diseases / Q000150:complications / Q000628:therapy*; D010155:Palatal Expansion Technique; D012140:Respiratory Tract Diseases / Q000209:etiology / Q000517:prevention & control*; D012189:Retrospective Studies