title: The cause and effect of mouth-breathing as related to malocclusion.
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D008310:Malocclusion / Q000209:etiology*; D008722:Methods; D009058:Mouth Breathing / Q000150:complications* / Q000628:therapy; D009971:Orthodontics, Corrective; D014061:Tongue Habits / Q000150:complications / Q000209:etiology