Oral hygiene and periodontal disease in an adult population in the United States.
D000328:Adult; D003728:Dental Calculus / Q000453:epidemiology; D003753:Dental Health Surveys; D005260:Female; D005891:Gingivitis / Q000453:epidemiology; D006801:Humans; D008297:Male; D009910:Oral Hygiene; D010510:Periodontal Diseases / Q000453:epidemiology*; D010512:Periodontal Index; D012737:Sex Factors; D014481:United States