Habitual mouthbreathing and its effect on gingival health.
D000293:Adolescent; D003728:Dental Calculus / Q000453:epidemiology*; D003773:Dental Plaque / Q000453:epidemiology*; D005891:Gingivitis / Q000453:epidemiology*; D006801:Humans; D009058:Mouth Breathing / Q000150:complications; D012119:Respiration